Prevention and Treatment of Traveler's Diarrhea

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Abstract
More than 300 million people cross international boundaries each year1. Diarrhea is by far the most common medical problem among people traveling to the tropical and semitropical areas of Latin America; parts of the Caribbean, such as Haiti and the Dominican Republic; southern Asia; and North, East, and West Africa2. It affects 20 to 50 percent of such travelers3. The threat of diarrhea and the illness itself represent great economic costs to the traveling public and the host country. The loss of income from tourism and the failure of business ventures caused by the threat of illness . . .