A side stitch is a common occurrence during exercise, characterized by a sharp, stabbing pain in the side of the abdomen, often under the ribcage.The pain can range from a dull ache to a sharp, ...

Medically reviewed by Jason DelCollo, DO The stabbing pain in your side is known as a side stitch, side ache, side cramp, or exercise-related transient abdominal pain (ETAP). It’s considered ...