Add Yahoo as a preferred source to see more of our stories on Google. Our posterior supports all our essential movements, and keeps our posture in check, which is important for injury prevention, ...

For fitness purposes we can roughly divide the body into three sections: the lower body (legs), the core (abs), and upper body (everything from the chest up including arms, shoulders, and back—but not ...

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

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 upper back is an ...

If you want to craft a supremely effective upper-body workout, you'll need a combination of exercises that hit your chest, back, biceps, triceps, forearms, and shoulders. Carving out a big chest or ...

Fitness experts say regularly training the deltoids — the muscles that cover the shoulder joint — can help improve strength, ...

Experts share the best trap exercises to look cut, prevent injuries in and out of the gym, and improve your posture.

Officially, a tight or “stuck” upper body means you lack thoracic mobility. On the contrary, having solid thoracic mobility means you can stand up straight (and maintain that tall posture), as well as ...

MOST THINGS WE do are forward-facing. We walk forward, reach forward, bend forward—of course, because we primarily see in front of us. That’s caused us to put an emphasis on the aesthetics of the ...

DEPENDING ON YOUR training approach, you might think about your body as being comprised of two distinct sections when you plan out your workouts. There's the upper body, when you'll target your ...