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Knapik JJ, Trone DW, Steelman RA, Lieberman HR. Longitudinal changes in adverse effects reporting in multiple dietary supplement classifications: The US military dietary supplement use study. Food Chem Toxicol 2024; 188:114635. [PMID: 38582347 DOI: 10.1016/j.fct.2024.114635] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/25/2024] [Revised: 03/27/2024] [Accepted: 03/30/2024] [Indexed: 04/08/2024]
Abstract
Over 70% of United States military service members (SMs) regularly use dietary supplements (DSs) and about 18% have reported adverse effects (AEs) associated with use. This investigation examined longitudinal changes in AEs reporting among DS users. On two separate occasions 1.3 ± 0.2 years apart (mean ± standard deviation), 5778 SMs completed identical questionnaires on DS use and associated AEs. Among SMs reporting DS use ≥1 time/week, ≥1 AE was reported by 19% and 15% in the baseline and follow-up phases, respectively. The risk of reporting DS use at follow-up was similar among those reporting and not reporting AEs at baseline for most DS categories including prohormones, proteins/amino acids, individual vitamins and minerals, multivitamin/multiminerals, herbals, fish oils, joint health products, and other DSs. An exception was combination products where those reporting AEs at baseline had an increased risk of use at follow-up (risk ratio = 1.13, 95% confidence interval = 1.06-1.09). Those reporting AEs at baseline and continuing DS use in the follow-up were more likely to report AEs at follow-up compared to those not reporting baseline AEs. In conclusion, AEs reported at baseline did not deter many participants from using DSs in the follow-up period, and many SMs reporting AEs at baseline continued reporting them at follow-up.
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Affiliation(s)
- Joseph J Knapik
- Military Nutrition Division, U.S. Army Research Institute of Environmental Medicine, 10 General Greene Ave, Natick, MA, 01760, USA.
| | - Daniel W Trone
- Naval Health Research Center, Building 329, Ryne Rd, San Diego, CA, 92152, USA
| | - Ryan A Steelman
- Defense Centers for Public Health-Aberdeen, 8300 Ricketts Point Rd, Building E-2850, Aberdeen Proving Ground, MD, 21010, USA
| | - Harris R Lieberman
- Military Nutrition Division, U.S. Army Research Institute of Environmental Medicine, 10 General Greene Ave, Natick, MA, 01760, USA
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Applewhite B, Olivola M, Tweed C, Wesemann U, Himmerich H. Body dysmorphic disorder, muscle dysmorphia, weight and shape dissatisfaction and the use of appearance-enhancing drugs in the military: a systematic review. BMJ Mil Health 2024; 170:255-266. [PMID: 35675995 DOI: 10.1136/bmjmilitary-2022-002135] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/15/2022] [Accepted: 05/16/2022] [Indexed: 11/04/2022]
Abstract
BACKGROUND Body dysmorphic disorder (BDD) and muscle dysmorphia (MD) are common but often underdiagnosed disorders. These disorders have rarely been explored in the context of military personnel by mental health researchers despite the emphasis on physical fitness in military populations. We conducted a comprehensive systematic literature review on scientific studies of BDD and MD and the accompanying symptoms within the military. METHODS We used the Preferred Reporting Items for Systematic Reviews and Meta-Analysis guidelines and used PubMed, Web of Science and PsycINFO as databases with "body dysmorphic disorder," "muscle dysmorphia," "body image," "performance and image enhancing drugs," "anabolic steroid," military personnel," "soldiers," "navy," "air force," "army" and "armed forces" as search terms. RESULTS A total of 20 eligible articles reporting data of 42 952 study participants were used. According to the identified literature, prevalence rates of BDD in the military are ~10% in men and ~20% in women, whereas ~15% of men and ~5% of women may suffer from MD. Further identified related problems in military populations were excessive bodybuilding, the use of anabolic drugs, the intake of stimulants, weight and shape concerns, and weight-control behaviours. CONCLUSIONS BDD, MD, as well as the use of anabolic and stimulating drugs, are highly prevalent in military personnel. Despite the importance of these problems in the military, there are no military-specific treatment studies available. A pre-existing focus on physical appearance and fitness might contribute to the decision to pursue a professional military career. The military environment might be a maintaining factor of BDD or MD, but not the ultimate cause of the disorder in an affected individual.
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Affiliation(s)
- Briana Applewhite
- Department of Psychological Medicine, King's College London, London, UK
| | - M Olivola
- Department of Brain and Behavioural Science, University of Pavia, Pavia, Italy
- Department of Mental Health and Dependence, Azienda Socio-Sanitaria Territoriale di Pavia, Pavia, Italy
| | - C Tweed
- Eating Disorders Service, South London and Maudsley NHS Foundation Trust, London, UK
- Institute of Naval Medicine, Royal Navy, Gosport, UK
| | - U Wesemann
- Department of Psychiatry, Psychotherapy and Psychotraumatology, Bundeswehrkrankenhaus Berlin, Berlin, Germany
| | - H Himmerich
- Department of Psychological Medicine, King's College London, London, UK
- Eating Disorders Service, South London and Maudsley NHS Foundation Trust, London, UK
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Knapik JJ, Trone DW, Steelman RA, Farina EK, Lieberman HR. Prevalence and adverse effects of sport-related nutritional supplements (sport drinks, bars, and gels) in the military before and during the COVID-19 pandemic: the US Military Dietary Supplement Use Study. J Int Soc Sports Nutr 2023; 20:2277246. [PMID: 37947831 PMCID: PMC10653656 DOI: 10.1080/15502783.2023.2277246] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/14/2023] [Accepted: 10/16/2023] [Indexed: 11/12/2023] Open
Abstract
BACKGROUND Sport-related nutritional supplements (SRNS) include sport drinks, sport bars, and sport gels. This investigation examined temporal patterns in SRNS use and adverse effects (AEs) reported by a single cohort of United States active-duty service members (SMs) surveyed before and during the coronavirus disease 2019 (COVID-19) pandemic. METHODS A stratified random sample (n = 22,858) of SMs (Air Force, Army, Navy, and Marine Corps) who completed a questionnaire on their SRNS use and AE experiences and were still on active duty were asked to complete the identical questionnaire on a second occasion. Twenty-five percent of successfully contacted SMs completed both questionnaires (n = 5,778) and were included in this investigation. The average ± standard deviation time between questionnaires was 1.3 ± 0.2 years. RESULTS Prevalence of reported SRNS use ≥1 time/week in the baseline (BL) and follow-up (FU) phases were as follows: any SRNS: BL = 46%, FU = 41%; sport drinks: BL = 31%, FU = 28%; sport bars: BL = 30%, FU = 24%; sport gels: BL = 4%, FU = 4%. Reported weekly aerobic and resistance training durations were reduced in the FU period (8% and 26%, respectively). The proportion of SMs reporting SRNS use in both study phases was as follows: any SRNS = 62%, sport drinks = 54%, sport bars = 50%, sport gels = 35%. Prevalence of reported AEs in the BL and FU phases were as follows: any SRNS: BL = 1.9%, FU = 1.9%; sport drinks: BL = 1.0%, FU = 1.3%; sport bars: BL = 1.7%, FU = 1.4%; sport gels: BL = 3.3%, FU = 2.5%. The proportion of SMs reporting AEs in both phases was as follows: any SRNS = 14%, sport drinks = 11%, sport bars = 17%, sport gels = 0%. CONCLUSIONS Overall SRNS use prevalence decreased slightly in the FU period, possibly because of reduced physical training related to military restrictions imposed during the emergence of COVID-19 between surveys. A large proportion of SMs reported changing their use patterns in the FU with some discontinuing use and others initiating use. The AE incidence was similarly low in the BL and FU phases, and few SMs reported AEs in both phases suggesting AEs were transitory. AE reporting for SRNSs was much lower than previously found for dietary supplements, possibly because of greater government regulatory control over SRNSs.
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Affiliation(s)
- Joseph J Knapik
- US Army Research Institute of Environmental Medicine, Military Nutrition Division, Natick, MA, USA
| | - Daniel W Trone
- Military Population Health Directorate, Naval Health Research Center, San Diego, CA, USA
| | - Ryan A Steelman
- Clinical Public Health & Epidemiology, Defense Centers for Public Health - Aberdeen, Aberdeen Proving Ground, MD, USA
| | - Emily K Farina
- US Army Research Institute of Environmental Medicine, Military Nutrition Division, Natick, MA, USA
| | - Harris R Lieberman
- US Army Research Institute of Environmental Medicine, Military Nutrition Division, Natick, MA, USA
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Adverse Effects Associated with Multiple Classes of Dietary Supplements: The Military Dietary Supplement Use Study. J Acad Nutr Diet 2022; 122:1851-1863. [DOI: 10.1016/j.jand.2022.01.014] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/07/2021] [Revised: 01/06/2022] [Accepted: 01/27/2022] [Indexed: 11/21/2022]
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Ayala MP, Beaumont CDM, Ceremuga TE. Exploration of Predictive Modeling of Defense Health Agency & Department of Veterans Affairs Beneficiaries Dietary Supplements Use. J Perianesth Nurs 2021; 36:678-684. [PMID: 34686401 DOI: 10.1016/j.jopan.2021.03.003] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/16/2021] [Revised: 03/03/2021] [Accepted: 03/14/2021] [Indexed: 11/17/2022]
Abstract
PURPOSE The purpose of this study was to predict dietary supplements (DS) use among Defense Health Agency (DHA) and Veterans Affairs (VA) beneficiaries who were scheduled for surgical procedures. DESIGN This was a predictive descriptive multicenter study with a convenience sample of 2,623 adult subjects. After institutional review board exemption, data collection occurred preoperatively via electronic survey. Participation was voluntary and data unidentifiable. METHODS Data were collected in preoperative anesthesia clinics during preanesthetic evaluations, or in surgery holding areas immediately prior to surgery, using a validated data collection tool. The total convenience sample size was 2,623 subjects from 6 medical centers. Data were voluntarily, anonymously, and verbally obtained from subjects using electronic survey methodology. Collected data included: gender, age, rank, beneficiary status, race, body mass index, tobacco use, marital status, and knowledge of DS side effects and drug interactions. For predictive modeling of DS use, multiple logistic regression was performed for binary outcomes via SPSS. FINDINGS For binary logistic regression the predictors were significant for the following outcomes: taking DS (education, sex, age, and race; P < .05), knowledge of side effects (age, race, and rank; P < .05), and believe they are having side effects (age; P < .05). CONCLUSIONS Understanding DS use is central to predict and anticipate potential negative sequelae in patient outcomes in anesthesia. College education, females, Caucasians, and increasing age are indicators for greater DS use. These results provide opportunities for perianesthesia nurses to improve preoperative assessments, design patient specific perianesthesia care, and enhance patient education. Further research is recommended.
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Affiliation(s)
- Melissa P Ayala
- United States Army Graduate Program in Anesthesia Nursing, Fort Sam Houston, TX
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Knapik JJ, Trone DW, Steelman RA, Farina EK, Lieberman HR. Prevalence, factors associated with use, and adverse effects of sport-related nutritional supplements (sport drinks, sport bars, sport gels): the US military dietary supplement use study. J Int Soc Sports Nutr 2021; 18:59. [PMID: 34433482 PMCID: PMC8390290 DOI: 10.1186/s12970-021-00457-x] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/20/2021] [Accepted: 07/22/2021] [Indexed: 12/03/2022] Open
Abstract
Background Sport-related nutritional supplements (SRNSs) include sport drinks, sport bars, and sport gels. Previous studies indicate that 25–35 % of athletes and 25–50 % of military personnel report using these supplements. This study examined prevalence, factors associated with use, and adverse effects (AEs) of SRNSs among United States military service members (SMs). Methods A stratified random sample of 200,000 SMs was obtained from military workforce records, and asked to complete a survey on demographics, SRNS use, and AEs experienced. About 18 % (n = 26,681) of contacted SMs (n = 146,365) completed the survey between December 2018 and August 2019. Results Overall, 45 % of SMs used ≥ 1 SRNS at least once per week in the past 6 months. Prevalence of use (± standard error) for sport drinks, bars, and gels were 32 ± 0.3, 27 ± 0.3, and 3 ± 0.1 %, respectively. Use of 1, 2, or 3 SRNSs was 28.9 ± 0.5, 13.6 ± 0.6, and 2.2 ± 0.6 %, respectively. Multivariable logistic regression indicated greater use of any SRNS was independently associated with male gender, younger age, single marital status, more weekly aerobic or resistance training, tobacco use, higher alcohol intake, officer status, combat arms occupations, and service in the Marine Corps or Navy (compared to the Air Force). Overall, the proportion of users reporting ≥ 1 AE was 2.0 ± 0.1 %, with 1.3 ± 0.1 % for sport drinks, 1.6 ± 0.2 % for sport bars, and 2.8 ± 0.6 % for sport gels. Conclusions This large study of a stratified random sample of SMs found that nearly half of SMs consumed SRNSs weekly, and self-reported AEs were comparatively low. The AE incidence for SRNSs was much lower than typically found for dietary supplements, possibly because of more rigorous regulatory oversight for SRNSs.
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Affiliation(s)
- Joseph J Knapik
- Military Nutrition Division, US Army Research Institute of Environmental Medicine, 10 General Greene Ave, Natick, MA, 01760, USA. .,Henry Jackson Foundation for the Advancement of Military Medicine, Bethesda, MD, USA.
| | | | | | - Emily K Farina
- Military Nutrition Division, US Army Research Institute of Environmental Medicine, 10 General Greene Ave, Natick, MA, 01760, USA
| | - Harris R Lieberman
- Military Nutrition Division, US Army Research Institute of Environmental Medicine, 10 General Greene Ave, Natick, MA, 01760, USA
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7
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Peel JS, McNarry MA, Heffernan SM, Nevola VR, Kilduff LP, Waldron M. The Effect of Dietary Supplements on Endurance Exercise Performance and Core Temperature in Hot Environments: A Meta-analysis and Meta-regression. Sports Med 2021; 51:2351-2371. [PMID: 34129223 PMCID: PMC8514372 DOI: 10.1007/s40279-021-01500-2] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Accepted: 06/02/2021] [Indexed: 01/07/2023]
Abstract
BACKGROUND The ergogenic effects of dietary supplements on endurance exercise performance are well-established; however, their efficacy in hot environmental conditions has not been systematically evaluated. OBJECTIVES (1) To meta-analyse studies investigating the effects of selected dietary supplements on endurance performance and core temperature responses in the heat. Supplements were included if they were deemed to: (a) have a strong evidence base for 'directly' improving thermoneutral endurance performance, based on current position statements, or (b) have a proposed mechanism of action that related to modifiable factors associated with thermal balance. (2) To conduct meta-regressions to evaluate the moderating effect of selected variables on endurance performance and core temperature responses in the heat following dietary supplementation. METHODS A search was performed using various databases in May 2020. After screening, 25 peer-reviewed articles were identified for inclusion, across three separate meta-analyses: (1) exercise performance; (2) end core temperature; (3) submaximal core temperature. The moderating effect of several variables were assessed via sub-analysis and meta-regression. RESULTS Overall, dietary supplementation had a trivial significant positive effect on exercise performance (Hedges' g = 0.18, 95% CI 0.007-0.352, P = 0.042), a trivial non-significant positive effect on submaximal core temperature (Hedges' g = 0.18, 95% CI - 0.021 to 0.379, P = 0.080) and a small non-significant positive effect on end core temperature (Hedges' g = 0.20, 95% CI - 0.041 to 0.439, P = 0.104) in the heat. There was a non-significant effect of individual supplements on exercise performance (P = 0.973) and submaximal core temperature (P = 0.599). However, end core temperature was significantly affected by supplement type (P = 0.003), which was attributable to caffeine's large significant positive effect (n = 8; Hedges' g = 0.82, 95% CI 0.433-1.202, P < 0.001) and taurine's medium significant negative effect (n = 1; Hedges' g = - 0.96, 95% CI - 1.855 to - 0.069, P = 0.035). CONCLUSION Supplements such as caffeine and nitrates do not enhance endurance performance in the heat, with caffeine also increasing core temperature responses. Some amino acids might offer the greatest performance benefits in the heat. Exercising in the heat negatively affected the efficacy of many dietary supplements, indicating that further research is needed and current guidelines for performance in hot environments likely require revision.
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Affiliation(s)
- Jennifer S Peel
- A-STEM Centre, College of Engineering, Swansea University, Swansea, UK.
| | - Melitta A McNarry
- A-STEM Centre, College of Engineering, Swansea University, Swansea, UK
| | - Shane M Heffernan
- A-STEM Centre, College of Engineering, Swansea University, Swansea, UK
| | - Venturino R Nevola
- A-STEM Centre, College of Engineering, Swansea University, Swansea, UK
- Defence Science and Technology Laboratory (Dstl), Fareham, Hampshire, UK
| | - Liam P Kilduff
- A-STEM Centre, College of Engineering, Swansea University, Swansea, UK
- Welsh Institute of Performance Science, Swansea University, Swansea, UK
| | - Mark Waldron
- A-STEM Centre, College of Engineering, Swansea University, Swansea, UK
- Welsh Institute of Performance Science, Swansea University, Swansea, UK
- School of Science and Technology, University of New England, Armidale, NSW, Australia
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Whyte I, Pattinson E, Leyland S, Soos I, Ling J. Performance and image enhancing drugs use in active military personnel and veterans: A contemporary review. TRANSLATIONAL SPORTS MEDICINE 2021. [DOI: 10.1002/tsm2.186] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/11/2022]
Affiliation(s)
- Ian Whyte
- Faculty of Health Sciences and Wellbeing University of Sunderland Sunderland UK
| | | | - Sandra Leyland
- Faculty of Health Sciences and Wellbeing University of Sunderland Sunderland UK
| | - Istvan Soos
- Pedagogy and Methodology Department University of Physical Education Budapest UK
| | - Jonathan Ling
- Faculty of Health Sciences and Wellbeing University of Sunderland Sunderland UK
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Anabolic-Androgenic Steroid Use in the Eastern Mediterranean Region: a Scoping Review of Extant Empirical Literature. Int J Ment Health Addict 2020. [DOI: 10.1007/s11469-019-00217-8] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 02/07/2023] Open
Abstract
AbstractThe use of image- and performance-enhancing drugs particularly anabolic-androgenic steroids (AAS) is not a new phenomenon. AAS use is not limited to athletes, with mainstream populations using these drugs for aesthetic purposes. Prevalence has been predominantly in Western countries, with some recent studies indicating a rise in popularity in the Eastern Mediterranean region. A scoping review of extant empirical literature from the Eastern Mediterranean region described and mapped what is known about the extent of AAS in the region. Four themes emerged from the review: (1) profile of AAS users; (2) AAS within gymnasium practice; (3) AAS regimes of use; and (4) knowledge and understanding of the AAS concept and related adverse effects. The review highlights a relatively new phenomenon of AAS use in the Eastern Mediterranean. The review underscores the need to carry out further research, particularly qualitative and quantitative studies with both genders, and cognisant of the complexities of culture and religiosity.
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Lui CW, Waller M, Bell A, van der Pols JC. Retrospective self-reported dietary supplement use by Australian military personnel during deployment to Iraq and Afghanistan: results from the Middle East Area of Operations Health Study. Appl Physiol Nutr Metab 2019; 44:674-680. [DOI: 10.1139/apnm-2018-0576] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/28/2022]
Abstract
The use of dietary supplements is popular among military personnel. However, there is a lack of understanding about the changes in use during deployment and the specific factors associated with such changes. This study retrospectively examined changes in the pattern of supplement use among Australian veterans during their deployment to Iraq (n = 8848) and Afghanistan (n = 6507) between 2001 and 2009 and identified work-related circumstances that were associated with these changes. The frequency of use of supplements at present and during deployment was assessed. Multiple logistic regression analysis was used to compare the use of supplements among different groups and among those with different deployment experiences. The study found that overall use of supplements was highest on deployment to Afghanistan (27.8%) compared with deployment to Iraq (22.0%, p < 0.001) or after deployment (current use, 21.2%; p < 0.001). Personnel who were younger or who were at the rank of noncommissioned officer were more likely to use dietary supplements. Men were more likely to use body-building supplements, whereas women more often used weight-loss supplements. Those veterans who did not report using supplements regularly on deployment were far less likely to use them subsequently. Combat exposure, mixed duty cycles, and working long hours during deployment were associated with higher supplement use. The findings confirmed that supplement use in the military reflects the unique demands and stressors of defence service.
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Affiliation(s)
- Chi-Wai Lui
- School of Public Health, The University of Queensland, Herston, Brisbane, Australia, QLD 4006
| | - Michael Waller
- School of Public Health, The University of Queensland, Herston, Brisbane, Australia, QLD 4006
| | - Alison Bell
- RECOVER Injury Research Centre, The University of Queensland, Herston, Brisbane, Australia, QLD 4006
| | - Jolieke C. van der Pols
- School of Exercise and Nutrition Sciences, Queensland University of Technology, Kelvin Grove, Brisbane, Australia, QLD 4059
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Kullen C, Prvan T, O’Connor H. Dietary Supplement Use in Australian Army Personnel. Mil Med 2018; 184:e290-e297. [DOI: 10.1093/milmed/usy266] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/31/2018] [Revised: 08/26/2018] [Accepted: 09/19/2018] [Indexed: 02/04/2023] Open
Affiliation(s)
- Charina Kullen
- Australian Regular Army, Randwick Barracks, Sydney, NSW, Australia
- Faculty of Health Sciences, University of Sydney, Lidcombe, NSW, Australia
| | - Tania Prvan
- Department of Statistics, Faculty of Science and Engineering, Macquarie University, Sydney, NSW, Australia
| | - Helen O’Connor
- Faculty of Health Sciences, University of Sydney, Lidcombe, NSW, Australia
- Charles Perkins Centre, University of Sydney, Camperdown, NSW, Australia
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12
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Current dietary supplement use of Australian military veterans of Middle East operations. Public Health Nutr 2017; 20:3156-3165. [DOI: 10.1017/s1368980017001975] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/21/2023]
Abstract
AbstractObjectiveTo assess patterns and levels of dietary supplement use among Australian Defence Forces, previously deployed to the Middle East Area of Operations.DesignA cross-sectional study. Participants of a large survey self-completed questions about dietary supplement use, health status, personal and job-related characteristics, and lifestyle factors. Frequency of current use of supplements was assessed in three categories (bodybuilding, energy and weight loss).SettingMiddle East Area of Operations post-deployment health survey.SubjectsCurrent and ex-serving Australian Defence Force personnel (n 14 032) who deployed to the Middle East between 2001 and 2009.ResultsBodybuilding supplements were used by 17·5 % of participants, energy supplements by 24·5 % and weight-loss supplements by 7·6 %. Overall, 32·3 % of participants used any of these supplements. Bodybuilding and energy supplements were more often used by men, younger persons and those in the Army, while weight-loss supplements were more commonly used by women and Navy personnel. Supplements in all three categories were more commonly used by persons in lower ranks, active service and combat roles. Users of bodybuilding supplements had healthier lifestyles and better health status, while users of energy and weight-loss supplements had less healthy lifestyles and poorer mental and physical health status. Overall, 11·7 % of participants used supplements containing caffeine and 3·6 % used a creatine-containing product.ConclusionsUse of dietary supplements among Australian Defence Force personnel is common, and patterned by lifestyle factors and health status.
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Knapik JJ, Trone DW, Austin KG, Steelman RA, Farina EK, Lieberman HR. Prevalence, Adverse Events, and Factors Associated with Dietary Supplement and Nutritional Supplement Use by US Navy and Marine Corps Personnel. J Acad Nutr Diet 2016; 116:1423-1442. [DOI: 10.1016/j.jand.2016.02.015] [Citation(s) in RCA: 40] [Impact Index Per Article: 5.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/11/2015] [Accepted: 02/12/2016] [Indexed: 01/17/2023]
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Hill NE, Fallowfield JL, Wilson DR. Commentary: The use of creatine supplements in the military. J ROY ARMY MED CORPS 2016; 162:249. [DOI: 10.1136/jramc-2015-000482] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Accepted: 06/03/2015] [Indexed: 11/04/2022]
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Austin KG, McLellan TM, Farina EK, McGraw SM, Lieberman HR. Soldier use of dietary supplements, including protein and body building supplements, in a combat zone is different than use in garrison. Appl Physiol Nutr Metab 2016; 41:88-95. [DOI: 10.1139/apnm-2015-0387] [Citation(s) in RCA: 15] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/22/2022]
Abstract
United States Army personnel in garrison who are not deployed to combat theater report using dietary supplements (DSs) to promote health, increase physical and mental strength, and improve energy levels. Given the substantial physical and cognitive demands of combat, DS use may increase during deployment. This study compared DS use by garrison soldiers with DS use by personnel deployed to a combat theater in Afghanistan. Prevalence and patterns of DS use, demographic factors, and health behaviors were assessed by survey (deployed n = 221; garrison n = 1001). Eighty-two percent of deployed and 74% of garrison soldiers used DSs ≥1 time·week–1. Logistic regression analyses, adjusted for significant demographic and health predictors of DS use, showed deployed personnel were more likely than garrison soldiers to use protein, amino acids, and combination products. Deployed females were more likely to use protein supplements and deployed males were more likely to use multivitamins, combination products, protein, and body building supplements than garrison respondents. Significantly more deployed (17%) than garrison (10%) personnel spent more than $50∙month–1 on DSs. Higher protein supplement use among deployed personnel was associated with higher frequency of strength training and lower amounts of aerobic exercise for males but similar amounts of strength training and aerobic exercise for females. Protein supplements and combination products are used more frequently by deployed than garrison soldiers with the intent of enhancing strength and energy.
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Affiliation(s)
- Krista G. Austin
- Oak Ridge Institute for Science and Education, Belcamp, MD 21017, USA
- Military Nutrition Division, US Army Research Institute of Environmental Medicine (USARIEM), Natick, MA 01760-5007, USA
| | - Tom M. McLellan
- Oak Ridge Institute for Science and Education, Belcamp, MD 21017, USA
- TM McLellan Research Inc., Stouffville, ON L4A 8A7, Canada
| | - Emily K. Farina
- Oak Ridge Institute for Science and Education, Belcamp, MD 21017, USA
- Military Nutrition Division, US Army Research Institute of Environmental Medicine (USARIEM), Natick, MA 01760-5007, USA
| | - Susan M. McGraw
- Military Nutrition Division, US Army Research Institute of Environmental Medicine (USARIEM), Natick, MA 01760-5007, USA
| | - Harris R. Lieberman
- Military Nutrition Division, US Army Research Institute of Environmental Medicine (USARIEM), Natick, MA 01760-5007, USA
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Knapik JJ, Steelman RA, Hoedebecke SS, Austin KG, Farina EK, Lieberman HR. Prevalence of Dietary Supplement Use by Athletes: Systematic Review and Meta-Analysis. Sports Med 2016; 46:103-123. [PMID: 26442916 PMCID: PMC4697915 DOI: 10.1007/s40279-015-0387-7] [Citation(s) in RCA: 243] [Impact Index Per Article: 30.4] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/17/2023]
Abstract
BACKGROUND Dietary supplements (DSs) are commercially available products consumed as an addition to the usual diet and are frequently ingested by athletes. OBJECTIVE Our objective was to examine the prevalence of DS use by athletes. DATA SOURCES PubMed, Ovid MEDLINE, OVID Healthstar, and Cumulative Index to Nursing and Allied Health were searched for original research articles published up to August 2014. Search terms included specific sports, specific DSs, and other terms. STUDY SELECTION Studies were selected if they were written in English, involved athletes, and provided a quantitative assessment of the proportion of athletes using specific DSs. Percent of athletes using specific DSs. SYNTHESIS OF DATA Methodological quality of studies was assessed by three reviewers using an 8-point scale that included evaluations for sampling methods, sampling frame, sample size, measurement tools, bias, response rate, statistical presentation, and description of the participant sample. Where there were at least two investigations, meta-analysis was performed to obtain summary (pooled) prevalence estimates (SPEs) on (1) DS use prevalence by sport and sex, (2) DS use prevalence by elite versus non-elite athletic status, and (3) specific DS prevalence for all athletic groups combined. Meta-analyses included evaluations of homogeneity and publication bias. RESULTS A total of 159 unique studies met the review criteria. Methodological quality was generally low with an average ± standard deviation of 43 ± 16% of available rating points. There was low homogeneity for SPEs when compiled by sport, athletic status, and/or specific DSs. Contributing to the lack of homogeneity were differences in studies' objectives and types of assessments used (e.g., dietary surveys, interviews, questionnaires). Despite these limitations, the data generally indicated that elite athletes used DSs much more than their non-elite counterparts. For most DSs, use prevalence was similar for men and women except that a larger proportion of women used iron while a larger proportion of men used vitamin E, protein, and creatine. No consistent change in use over time was observed because even the earliest investigations showed relatively high use prevalence. CONCLUSION It was difficult to generalize regarding DS use by athletes because of the lack of homogeneity among studies. Nonetheless, the data suggested that elite athletes used dietary supplements far more than their non-elite counterparts; use was similar for men and women with a few exceptions; use appeared to change little over time; and a larger proportion of athletes used DSs compared with the general US population. Improvements in study methodology should be considered in future studies especially (1) defining DSs for participants; (2) querying for very specific DSs; (3) using a variety of reporting timeframes (e.g., daily, 2-6 times/week, 1 time/week and <1 time/week); (4) reporting the sampling frame, number of individuals solicited, and number responding; (5) reporting characteristics of volunteers (and non-volunteers, if available); and (6) using similar methods on several occasions to examine possible temporal trends among athletes.
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Affiliation(s)
- Joseph J Knapik
- US Army Research Institute of Environmental Medicine, 10 General Greene Ave, Building 42, Natick, MA, 01760, USA.
- US Army Public Health Center, Aberdeen Proving Ground, Gunpowder, MD, USA.
- Oak Ridge Institute for Education and Health, Belcamp, MD, USA.
| | - Ryan A Steelman
- US Army Public Health Center, Aberdeen Proving Ground, Gunpowder, MD, USA
| | | | - Krista G Austin
- US Army Research Institute of Environmental Medicine, 10 General Greene Ave, Building 42, Natick, MA, 01760, USA
- Oak Ridge Institute for Education and Health, Belcamp, MD, USA
| | - Emily K Farina
- US Army Research Institute of Environmental Medicine, 10 General Greene Ave, Building 42, Natick, MA, 01760, USA
- Oak Ridge Institute for Education and Health, Belcamp, MD, USA
| | - Harris R Lieberman
- US Army Research Institute of Environmental Medicine, 10 General Greene Ave, Building 42, Natick, MA, 01760, USA
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Hunter A, Holdsworth DA, D'Arcy J, Bailey K, Casadei B. Hypertension in the military patient. J ROY ARMY MED CORPS 2015; 161:200-5. [PMID: 26253125 DOI: 10.1136/jramc-2015-000506] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/28/2015] [Accepted: 06/29/2015] [Indexed: 11/04/2022]
Abstract
Hypertension and hypertension-related diseases are a leading cause of morbidity and mortality worldwide. A diagnosis of hypertension can have serious occupational implications for military personnel. This article examines the diagnosis and management of hypertension in military personnel, in the context of current international standards. We consider the consequences of hypertension in the military environment and potential military-specific issues relating to hypertension.
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Affiliation(s)
- Alys Hunter
- MDHU Portsmouth, Queen Alexandra Hospital, Portsmouth, UK
| | - D A Holdsworth
- Department of Physiology, Anatomy and Genetics, University of Oxford, Oxford, UK
| | - J D'Arcy
- RCDM (Oxford), John Radcliffe Hospital, Oxford, UK
| | - K Bailey
- AMD, Marlborough Lines, Andover, UK
| | - B Casadei
- Division of Cardiovascular Medicine, Radcliffe Department of Medicine, University of Oxford, John Radcliffe Hospital, Oxford, UK
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18
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Havenetidis K. The use of creatine supplements in the military. J ROY ARMY MED CORPS 2015; 162:242-8. [DOI: 10.1136/jramc-2014-000400] [Citation(s) in RCA: 13] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/22/2014] [Accepted: 03/08/2015] [Indexed: 01/06/2023]
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Moore AC, Stacey MJ, Bailey KGH, Bunn RJ, Woods DR, Haworth KJ, Brett SJ, Folkes SEF. Risk factors for heat illness among British soldiers in the hot Collective Training Environment. J ROY ARMY MED CORPS 2015; 162:434-439. [PMID: 26036822 PMCID: PMC5256239 DOI: 10.1136/jramc-2015-000427] [Citation(s) in RCA: 12] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/15/2015] [Revised: 03/16/2015] [Accepted: 04/16/2015] [Indexed: 11/06/2022]
Abstract
Background Heat illness is a preventable disorder in military populations. Measures that protect vulnerable individuals and contribute to effective Immediate Treatment may reduce the impact of heat illness, but depend upon adequate understanding and awareness among Commanders and their troops. Objective To assess risk factors for heat illness in British soldiers deployed to the hot Collective Training Environment (CTE) and to explore awareness of Immediate Treatment responses. Methods An anonymous questionnaire was distributed to British soldiers deployed in the hot CTEs of Kenya and Canada. Responses were analysed to determine the prevalence of individual (Intrinsic) and Command-practice (Extrinsic) risk factors for heat illness and the self-reported awareness of key Immediate Treatment priorities (recognition, first aid and casualty evacuation). Results The prevalence of Intrinsic risk factors was relatively low in comparison with Extrinsic risk factors. The majority of respondents were aware of key Immediate Treatment responses. The most frequently reported factors in each domain were increased risk by body composition scoring, inadequate time for heat acclimatisation and insufficient briefing about casualty evacuation. Conclusions Novel data on the distribution and scale of risk factors for heat illness are presented. A collective approach to risk reduction by the accumulation of ‘marginal gains’ is proposed for the UK military. This should focus on limiting Intrinsic risk factors before deployment, reducing Extrinsic factors during training and promoting timely Immediate Treatment responses within the hot CTE.
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Affiliation(s)
- Alice C Moore
- Department of Medicine, Frimley Health Foundation Trust, Frimley, UK
| | - M J Stacey
- Department of Military Medicine, RCDM, Birmingham, UK.,Department of Surgery and Cancer, Imperial College London, London, UK
| | - K G H Bailey
- Occupational Medicine, Headquarters Army Recruiting and Training Division, Upavon, Wiltshire, UK
| | - R J Bunn
- Environmental Monitoring Team, Army Medical Directorate, Camberley, UK
| | - D R Woods
- Department of Military Medicine, RCDM, Birmingham, UK.,Carnegie Research Institute, Leeds Beckett University, Leeds, UK
| | - K J Haworth
- Occupational Medicine, Headquarters Army Recruiting and Training Division, Upavon, Wiltshire, UK
| | - S J Brett
- Department of Surgery and Cancer, Imperial College London, London, UK.,General Intensive Care Unit, Hammersmith Hospital, Du Cane Road, Greater London, UK
| | - S E F Folkes
- Occupational Medicine, Headquarters Army Recruiting and Training Division, Upavon, Wiltshire, UK
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Casey A, Hughes J, Izard RM, Greeves JP. Supplement use by UK-based British Army soldiers in training. Br J Nutr 2014; 112:1175-84. [PMID: 25119518 PMCID: PMC4189117 DOI: 10.1017/s0007114514001597] [Citation(s) in RCA: 26] [Impact Index Per Article: 2.6] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/29/2013] [Revised: 04/25/2014] [Accepted: 05/27/2014] [Indexed: 11/30/2022]
Abstract
The use of supplements is widespread at all levels of civilian sport and a prevalence of 60-90 % is reported among high-performance UK athletes, including juniors. The prevalence of supplement use among UK-based British Army personnel is not known. The aim of the present study was to establish the point prevalence of supplement use in UK-based British Army soldiers under training (SuTs) and associated staff. A cross-sectional anonymous survey was carried out in 3168 British Army SuTs and soldiers, equating to 3·1 % of regular Army strength, based at eleven Phase 1, 2 and 3 UK Army training sites. Overall, 38 % of the respondents reported current use of supplements, but prevalence varied according to the course attended by the respondents. The number of different supplements used was 4·7 (sd 2·9). Supplements most commonly used were protein bars, powders and drinks (66 %), isotonic carbohydrate-electrolyte sports drinks (49 %), creatine (38 %), recovery sports drinks (35 %), multivitamins (31 %) and vitamin C (25 %). A small proportion of respondents reported the use of amphetamines and similar compounds (1·6 %), cocaine (0·8 %), anabolic androgenic steroids (1·1 %), growth hormone (2·0 %), and other anabolic agents, e.g. testosterone (4·2 %). Logistic regression modelling indicated that, for current users, younger age, being female, smoking and undergoing Officer Cadet training were associated with greater supplement use. This is the first study to investigate the prevalence of dietary and training supplement use in UK-based British military personnel. Self-administration of a wide range of supplements is reported by British military personnel in training, which is at least as great as that reported by those on deployment, and has implications for Defence policy and educational needs.
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Affiliation(s)
- Anna Casey
- Consultant in Defence Science, Faber House, Ibstone, BuckinghamshireHP14 3XT, UK
| | - Jason Hughes
- Army School of Physical Training, Fox Lines, Aldershot, UK
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Knapik JJ, Steelman RA, Hoedebecke SS, Farina EK, Austin KG, Lieberman HR. A systematic review and meta-analysis on the prevalence of dietary supplement use by military personnel. Altern Ther Health Med 2014; 14:143. [PMID: 24884570 PMCID: PMC4023532 DOI: 10.1186/1472-6882-14-143] [Citation(s) in RCA: 47] [Impact Index Per Article: 4.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/23/2013] [Accepted: 04/25/2014] [Indexed: 12/14/2022]
Abstract
Background Although a number of studies have been conducted on the prevalence of dietary supplement (DS) use in military personnel, these investigations have not been previously summarized. This article provides a systematic literature review of this topic. Methods Literature databases, reference lists, and other sources were searched to find studies that quantitatively examined the prevalence of DS use in uniformed military groups. Prevalence data were summarized by gender and military service. Where there were at least two investigations, meta-analysis was performed using a random model and homogeneity of the prevalence values was assessed. Results The prevalence of any DS use for Army, Navy, Air Force, and Marine Corps men was 55%, 60%, 60%, and 61%, respectively; for women corresponding values were 65%, 71%, 76%, and 71%, respectively. Prevalence of multivitamin and/or multimineral (MVM) use for Army, Navy, Air Force, and Marine Corps men was 32%, 46%, 47%, and 41%, respectively; for women corresponding values were 40%, 55%, 63%, and 53%, respectively. Use prevalence of any individual vitamin or mineral supplement for Army, Navy, Air Force, and Marine Corps men was 18%, 27%, 25%, and 24%, respectively; for women corresponding values were 29%, 36%, 40%, and 33%, respectively. Men in elite military groups (Navy Special Operations, Army Rangers, and Army Special Forces) had a use prevalence of 76% for any DS and 37% for MVM, although individual studies were not homogenous. Among Army men, Army women, and elite military men, use prevalence of Vitamin C was 15% for all three groups; for Vitamin E, use prevalence was 8%, 7%, and 9%, respectively; for sport drinks, use prevalence was 22%, 25% and 39%, respectively. Use prevalence of herbal supplements was generally low compared to vitamins, minerals, and sport drinks, ≤5% in most investigations. Conclusions Compared to men, military women had a higher use prevalence of any DS and MVM. Army men and women tended to use DSs and MVM less than other service members. Elite military men appeared to use DSs and sport drinks more than other service members.
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Cellini M, Attipoe S, Seales P, Gray R, Ward A, Stephens M, Deuster PA. Dietary supplements: physician knowledge and adverse event reporting. Med Sci Sports Exerc 2013; 45:23-8. [PMID: 22811037 DOI: 10.1249/mss.0b013e318269904f] [Citation(s) in RCA: 30] [Impact Index Per Article: 2.7] [Reference Citation Analysis] [Abstract] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/05/2023]
Abstract
PURPOSE Dietary supplement (DS) use among US military personnel is widespread. Many consume several different DS with multiple ingredients one or more times each week, representing a potential public health concern. The overall purpose of the study was to assess the knowledge and behaviors of health professionals and physicians regarding patterns of DS use and possible adverse events (AE) associated with DS use. We also determined how providers address the issue of DS with patients and evaluated provider knowledge regarding reporting systems. METHODS Two prospective, cross-sectional, web-based questionnaires were administered. First, health care providers who accessed the Natural Medicines Comprehensive Database to gather evidenced-based information on DS and herbal products were queried. Second, physicians who had graduated from the Uniformed Services University were sent a web-based questionnaire regarding DS knowledge, AE knowledge and reporting, and communication with patients about DS. The frequencies of responses were evaluated. RESULTS Although 60% of the military physicians who responded to the questionnaires believed they had observed AE in association with a DS, only 18% actually reported them. Three of four physician respondents (approximately 73%) did not know how or where to report AE associated with DS. The majority of physicians (66%) routinely asked most of their patients about DS use, and 65% did not have a reliable source of information for herbal and DS products. CONCLUSIONS Information gaps in DS information and AE reporting were identified. A centralized AE reporting system could serve to identify potentially harmful DS for further evaluation. Health professionals need to remain vigilant for AE associated with DS use and better informed on how to report these events.
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Kao TC, Deuster PA, Burnett D, Stephens M. Health Behaviors Associated With Use of Body Building, Weight Loss, and Performance Enhancing Supplements. Ann Epidemiol 2012; 22:331-9. [DOI: 10.1016/j.annepidem.2012.02.013] [Citation(s) in RCA: 21] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/07/2011] [Revised: 02/16/2012] [Accepted: 02/20/2012] [Indexed: 01/22/2023]
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Boos C, Simms P, Morris FR, Fertout M. The Use of Exercise and Dietary Supplements Among British Soldiers in Afghanistan. J ROY ARMY MED CORPS 2011; 157:229-32. [DOI: 10.1136/jramc-157-03-08] [Citation(s) in RCA: 22] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/04/2022]
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Cordaro FG, Lombardo S, Cosentino M. Selling androgenic anabolic steroids by the pound: identification and analysis of popular websites on the Internet. Scand J Med Sci Sports 2011; 21:e247-59. [DOI: 10.1111/j.1600-0838.2010.01263.x] [Citation(s) in RCA: 45] [Impact Index Per Article: 3.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
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