The arms are one group of muscles you can always rely on to make you look strong, with or without a shirt on. Big, defined ...

Let’s be honest, we're all a fan of upper body day because everyone wants big arms. No, more specifically, big biceps. However, if you’ve been endlessly curling dumbbells and your t-shirt sleeves ...

Fitness Pro Superhuman Troy demonstrates five best bicep peak exercises that boost arm height fast. Donald Trump announces ...

Either standing or seated, grab a dumbbell in each hand and let your arms hang almost completely straight at your sides, ...

Get step-by-step instructions for chair exercises for arms that build strength, improve mobility, and support everyday ...

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 ...

The quest for bigger biceps is timeless. Ask anyone from a young child to an experienced athlete to show you their muscles, and they’ll almost always raise their arm and flex their biceps in response.

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 ...

Strong arms do more than look toned. They help lift groceries, push doors, and support posture all day. Upper body strength ...

Unlock functional independence and reverse muscle loss without ever lifting a dumbbell; these expert-approved seated moves ...

Chair exercises for sagging arms after 50, try 5 expert-quoted moves from trainer Jill Jones to firm triceps fast.