Hiccups are involuntary contractions (quick tightening and loosening you can't control) of your diaphragm. Your diaphragm is a thin muscle below your lungs. It helps you breathe in and out. It lowers ...

Hiccups happen when your diaphragm contracts involuntarily. Your diaphragm is the muscle that separates your chest from your abdomen. It’s also important for breathing. When the diaphragm contracts ...

Hiccups are due to contractions of the diaphragm. Drinking large amounts of liquid can swell the stomach, which may impact the diaphragm. Alcohol can also irritate the esophagus, which can cause ...