THE CHEST IS a muscle group that takes up a great deal of attention for physique-minded guys. If you pause a moment to think about why, you won't need long to figure out the appeal of chest-pumping ...

Grasp the bar just outside shoulder-width and arch your back so there’s space between your lower back and the bench. Pull the bar out of the rack and lower it to your sternum, tucking your elbows ...

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It is what the fitness enthusiasts call a muscle pump. This temporary swelling happens when blood rushes into the working ...

Having well-defined pectorals, or “pecs” for short, is essential to a balanced body. A great chest definitely turns heads, but more importantly, it’s essential to making an athlete stronger for ...

Developing bigger pectoral muscles, or "pecs," is one of the most common goals for anyone focused on building upper-body strength or improving their physique. After all, a strong, well-developed chest ...

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 strong chest is important for maintaining good posture and performing a number of day-to-day activities, such as opening or closing a heavy door, getting up from the ground or pushing a heavy object ...

Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. The major muscle in ...