MOST GUYS GO about their business in the gym with one of two goals: They either want to build strength or gain muscle (or just as likely, they hope to achieve a bit of both). To achieve either of ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." MOST GUYS GO about their business in the gym with one of two goals: They either want to build strength or ...

Bicep curls, triceps dips, chest press. If it’s upper-body day, chances are you’re including these signature arm exercises into your routine. But why not kick things up a notch and chisel more than ...

Compound exercises are those that use more than one joint at the same time. They provide the most ‘bang for your buck’ in terms of time efficiency and give excellent results when proper form, ...

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

Stand with your feet shoulder-width apart, your spine straight, and your shoulders back. Bend at the knees, being careful to keep your back straight and your head facing forward, until your hands ...

Put simply, compound exercises are moves that recruit large muscle groups and use multiple joints. "You're activating several muscles or muscle groups at one time," Brooke Taylor, NASM- 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. Your shoulders are an ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." You've heard the phrase "simple, but effective." Compound exercises beg to differ. By getting more of ...

It’s easy to fall into the trap of opting for the exercises you see everyone else doing on the gym floor (or worse, social media). But does that mean they’re the best, or right for you? Absolutely not ...