She’s an endocrinologist. He’s a gastroenterologist. Together, their bi-disciplinary research has yielded startling discoveries. Maybe it was destiny. The paths of Mark Pimentel, MD, and Ruchi Mathur, MD, first crossed as toddlers in remote Thunder…

The painful symptoms of irritable bowel syndrome (IBS) are caused by bacteria in the gut. Some patients are still told it's all in their heads. For many years, doctors blamed…

Pam Emmer likes to say she came to Los Angeles with big plans and high hopes. Hers had nothing to do with fame or stardom, though. "People go to Hollywood…