Redtide in the Philippines

Prevention of common travel ailments

An understanding of the subjects covered in this article is significant in keeping travelers healthy and comfortable. Each section covers a range of problems and suggestions for their prevention. The areas that are reviewed are: 1) fitness to fly; 2) problems in transit; 3) altitude sickness; 4) marine and swimming hazards; 5) insect precautions; 6) pre- and posttravel care; and 7) illness abroad. An effort has been made to provide practical recommendations as in many cases there is little data and no rules, thus the travel health advisor, with the patients' input, will need to determine the best course of action for each individual and itinerary.

Poisonings: food, fish, shellfish

Not every traveler who gets sick away from home has an infection; some are poisoned. This article describes common and dangerous illnesses caused by food-borne toxins. It explores the toxic illnesses acquired from fish or seafood, including scombroid, ciguatera, pufferfish toxicity, and a variety of shellfish poisonings. It also provides a brief overview of plant toxicity. Although gastroenteritis is a common feature of many food poisonings, this article emphasizes those processes associated with neurologic manifestations, as they tend to be more dangerous to patients and less well understood by physicians. It also stresses strategies to prevent food poisoning.