EUGENE, Ore. — With the holidays over and all the rich and fatty foods behind us, if your gut still is feeling a bit off, it could be bad bacteria. Bad bacteria from a questionable meal or ...

A new study shows how one kind of bacteria, Vibrio cholerae, triggers painful intestinal contractions by activating the immune system. The research also finds a more general explanation for how the ...

A gush of water, being doubled over in pain, the head of your baby crowning. These are things many women picture when they think of labor. However, for most laboring women, these things take time and ...