Upper stomach pain can mean gas, indigestion, or stomach viruses. More severe causes can include appendicitis, gallstones, bowel obstruction, or peptic ulcers.

Visceral pain is pain that is felt in the internal organs including your chest, stomach, or pelvis. Where it comes from can be hard to pinpoint, and the pain can be described in a variety of ways ...

A mouth ulcer is a painful and typically small lesion that develops in the mouth. Discover causes, how it compares to a cold sore, prevention tips, and more.