A gay couple in the U.K. are taking the government to court to gain access to a "morning after pill" for HIV.

They want greater public access to the post-exposure prophylaxis (PEP) drug, which is currently most often given to health workers who are accidentally exposed, or for rape victims

Researchers now say the acid-fighting medicines you take to relieve heartburn could lead to a potentially dangerous case of diarrhea.

Those taking popular prescription heartburn drugs - Prilosec, Prevacid and Nexium - seem more prone to getting diarrhea caused by the bug Clostridium difficile

An experimental vaccine has been put to the test by U.S. students in Mexico and Guatemala to cure traveler's diarrhea, scientists reported Friday.

The vaccine is an important development as scientist have long thought that advising travelers to avoid risky food and water was the only way to avoid the germs that cause traveler's diarrhea. The research proves that the use of a vaccine can be effective. ''This is a very encouraging first step,'' said microbiologist A. Louis Bourgeois of Johns Hopkins University's Bloomberg School of Public Health, who led the study of the Swedish-developed vaccine

An experimental vaccine has been put to the test by U.S. students in Mexico and Guatemala to cure traveler's diarrhea, scientists reported Friday.

The vaccine is an important development as scientist have long thought that advising travelers to avoid risky food and water was the only way to avoid the germs that cause traveler's diarrhea. The research proves that the use of a vaccine can be effective. ''This is a very encouraging first step,'' said microbiologist A. Louis Bourgeois of Johns Hopkins University's Bloomberg School of Public Health, who led the study of the Swedish-developed vaccine

A vaccine against a Rotavirus may be fast approaching the U.S. market.

The virus leads to the hospitalization of thousands of children in the U.S. with diarrhea and kills millions in developing countries