NO MATTER YOUR fitness goal, efficiency should always be one of your top objectives. Yes, the exact nature of your split will ultimately depend on what you're trying to accomplish—whether that's ...

Add Yahoo as a preferred source to see more of our stories on Google. Woman with arms raised camera facing her back during back and biceps workout. Use these five dumbbell exercises to build your back ...

Building a defined back and strong arms not only enhances your look but is also key to maintaining an elegant posture, preventing injuries, and feeling more energetic every day. Let's dive into the ...

You might love leg day (we do, too!), but you’re selling yourself short of the major health benefits associated with training your upper body if you’re constantly opting for hip thrusts and squats.

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If you spend time at the gym, you may have heard fellow gym-goers debating whether it’s better to train “back and bis” or “back and tris.” They’re either in favor of training their back muscles on the ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." You might love leg day (we do, too!), but you’re selling yourself short of the major health benefits ...

A strong bicep can create that defined look in the upper body that many people desire. But what most people don't realize is how important strengthening this area is for reasons beyond aesthetics. The ...

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. It’s easy to almost ...

Bat wing exercises after 50 with exclusive expert quotes, 4 standing moves to smooth arm jiggle and tone triceps fast.

If your arm day consists of bicep curls on bicep curls, it might be time to switch things up and throw some bicep curl variations into the mix. Doing slightly different takes on the staple exercise ...

Beth Skwarecki is Lifehacker’s Senior Health Editor and has been writing about health, fitness, and science here since 2015. Beth was the recipient of the 2017 Carnegie Science Award in science ...