If you have chest pain on the left side, your first thought may be that you’re having a heart attack. While chest pain can be a symptom of heart problems, that’s not always the case.

The left upper quadrant (LUQ) is the left upper abdominal region, starting from the chest's middle line to the left side of ...

The sternum, or breastbone, is the flat bone where the ribs meet. Sometimes, the joints can pop or crack as a person stretches or moves. A muscle spasm, an injury, costochondritis, and surgery are ...

Hemifacial spasm (HFS) is a neurological disorder manifested by twitching on one side of the face due to involuntary contractions of the eyelid and other facial muscles. It usually begins gradually ...