GERD is a condition in which stomach acid flows back into the esophagus, causing heartburn and chest pain that can possibly radiate to the left side of the rib cage. This pain is often worse after ...

The rib cage attaches to ... Sometimes, an infection in the left kidney can cause pain in the left upper abdomen. This may occur alongside pain at the left back and side. Taking pain relievers ...

“Some factors to also consider in the tightening of these muscles and mid-back pain are large breasts and ... your shoulder blades and into the rib cage. Sit on the floor with your shins tucked ...