Please provide your email address to receive an email when new articles are posted on . The pectoralis major muscle originates from multiple locations, including the costal cartilage of ribs two ...

The pectoralis major muscle is a large muscle in the upper chest, fanning across the chest from the shoulder to the breastbone. The two pectoralis major muscles, commonly referred to as the ‘pecs,’ ...

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 ...

A torn pectoralis major muscle, or pec muscle, is an injury that many of us have probably not heard of. But it's a serious injury striking boxers, pro wrestlers, body builders and even a growing ...