These are the moves that will build the upper body strength and size you want.

Get ready to tone your back, chest, and arms with this effective upper body workout from FUNfitt Women! This energizing ...

Chest day is sacred. But if you're just benching and hoping for the best, you're leaving serious gains on the table. Your chest is a complex group that responds differently depending on the angle, ...

An important part of maintaining a consistent workout routine is the ability to exercise at home — because who has the time to commute to the gym every day? And if developing strong, shapely, toned ...

Get ready to hit chest, back, and arms all with one quick upper-body workout. Powered by trainer and strength coach Nicolette Amarillas, this 30-minute class is designed to build and maintain ...

You may have rolled your eyes as a teen when an adult told you to “stand up straight” or “stop hunching your shoulders,” but they had a good point: poor posture can lead to misalignment, muscle and ...

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 ...

Build a bigger, stronger chest at home with nothing more than your own bodyweight ...

A new 2026 study reveals how bench-press load and fatigue can change chest growth—and why the best setup for size isn't ...

A certified strength coach shares 3 chair exercises to smooth bat wings and tone the arms in 21 days after 65.