You may have heard the gym rats in your life talk about chest day. Strengthening your chest is incredibly important not only for aesthetic reasons but for functional ones as well. The chest muscles ...

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 ...

Here, five workout mistakes that are holding you back from serious muscle growth—and some simple ways to get right back on ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." You don’t necessarily need a bulky set of dumbbells to get the chest muscle activation you seek.

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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 ...