Xiaocen Zhang, MD, is double-board certified in gastroenterology and internal medicine. She is a gastroenterologist at the Tufts Medical Center and an assistant professor at the Tufts University ...

What Are Hiccups?- Hiccups are sudden, involuntary spasms of the diaphragm, the muscle located between the lungs and stomach.- This spasm pulls air into the throat, causing the vocal cords to close ...

In an unusual case, a man's multiday bout of hiccups was triggered by a respiratory infection. Diagnostic dilemma: A brain lesion gave a woman a lifetime of joyless laughing fits A woman's nausea was ...