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 ...

Seeing your newborn hiccup can feel worrying at first, especially if it happens right after a feed. Those little “hic” sounds come from the diaphragm muscle suddenly tightening, which pushes air out ...