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 ...

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

The Best and Worst Chest Exercises, According to a Trainer originally appeared on Men's Fitness. Chest day is sacred. But if you’re just benching and hoping for the best, you’re leaving serious gains ...

THERE ARE FEW physical attributes guys care about more than a strong chest. Bulging biceps and chiseled abs round out the remainder of the torso, sure—but as anyone who's seen a superhero movie can ...

This hybrid dip variation shifts tension away from your shoulders and triceps, helping you hit your chest harder ...

Superhuman Troy breaks down the 4 best inner chest exercises to sculpt a defined inner chest line.

Superhuman Troy demonstrates inner chest exercises you must try for complete chest development.

The respected strength coach broke down his science-backed chest workout from top-to-bottom, hitting all areas of the key muscle. Many struggle with chest muscle growth due to workout plateaus and ...

Have you ever finished a workout and noticed your muscles looking fuller, tighter and more defined? It is what the fitness enthusiasts call a muscle pump. This temporary swelling happens when blood ...

Shoulder pain can significantly interfere with your exercise activities, but you can still safely perform an upper-body workout with a shoulder injury. The rotator cuff is a group of four muscles — ...

Add Yahoo as a preferred source to see more of our stories on Google. To build that muscle, many hit the go-to barbell bench press. We love this important compound movement, but it doesn't always ...