When you suddenly start vomiting like it’s your job, your first question is probably what you can do to make it stop. Your next thought? Figuring out what caused your vomiting so you can try to make ...

Black poop can be harmless, caused by certain foods or medications, or it can be a sign of melena, meaning there’s blood in your stool. Melena happens when bleeding occurs in the upper digestive tract ...

Norovirus, the highly contagious stomach bug that causes vomiting and diarrhea, is surging again. Here's what to expect and ...

Gastroenteritis is an intestinal infection that causes symptoms like diarrhea, cramping, abdominal pain, nausea, vomiting, and fever. Viruses, bacteria, and parasites can cause gastroenteritis. A ...

Once a virus infects your body, it can destroy healthy cells and make multiple copies of itself. The virus causing COVID mainly attacks the cells lining your airways. This makes it hard for you to ...