Your pectoralis major is a large and powerful chest muscle that’s shaped like a fan. It starts from two sections: your breastbone (sternum) and your collarbone (clavicle). The two sections come ...

Q. I was working out at the gym doing a bench press with heavy weights when I felt a pop in the front of my right shoulder. In addition to acute pain, I noticed a deformity of my chest muscle near the ...

Dan Baumgardt does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...

The gluteus medius muscle helps connect your thighbone and your pelvis on the outside of your hips. This is an important joint for walking, sitting, and standing, and a tear can make it difficult or ...

A gluteus tear occurs when one of the tendons that holds your gluteal muscles and bones together partially or completely tears. Your gluteal muscles start at your buttocks and wrap around to the side ...