The pectoralis major muscle originates from multiple locations, including the costal cartilage of ribs two through six, the sternum, the medial half of the clavicle and the external oblique fascia.

Ryan W. Simovitch, M.D. Question: I was bench pressing in the gym and felt a pop. I have noticed a lot of bruising around my chest and upper arm. Should I be concerned? Answer: The injury you ...

JUPITER, Fla., Aug. 24, 2012 /PRNewswire-USNewswire/ -- Firefighter Anthony Ramos was performing routine physical training with his squad at a Rockledge, Florida fire station, and took his turn ...