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 ...

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

IN THE AGE of peak fitness influence on social media, there's no shortage of exercises circulating your feed. While it's nice to have a vast library of movements to keep your days in the gym ...

"Push days" are a great way to divide your workouts, Chrissy Signore, a personal trainer, says. Signore says these exercises mostly train your chest, triceps, and shoulders. She especially recommends ...

You use your chest muscles, or pecs, all the time—when you push a door, lift a child, or even just sit up straight. They're a key part of your upper body strength. By exercising your chest regularly, ...

These 7 moves can strengthen chest muscles and help injured shoulders recover.

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 ...