Bros give biceps a lot of love, and as somewhat of a bro myself, I’m qualified to make that statement. But when it comes to filling out your sleeves and growing a massive (and strong) set of arms, the ...

It doesn’t matter whether you want to build a big chest or have sizable triceps; bench presses are the best workout for both.

Think doing the best bicep exercises is enough to get you jacked arms like The Rock? You’re mistaken. Yes, the biceps may give your arms that nice rounded ‘peak’ in the front of your t-shirt, but it's ...

As the old adage goes, good things always come in threes, so it’s no surprise the most eye-popping muscle in your arms is, in fact, three parts that join together. 'There are three heads to the tricep ...

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. Arm day can be one of ...

Drop the EZ bar, people. If you've got 10 minutes spare at the end of your session for a savage arm pump and a similarly-minded training partner, all you need is a weight plate each. One of you works, ...

Good things always come in threes: fairy godmothers, parts of a combo meal, boy bands made of brothers (Hi Jonas and Hansen!). So it’s no surprise the most eye-popping muscle in your arms is, in fact, ...

FEELING STRONG ENOUGH to go sleeveless to show off the big guns is a go-to gym goal. If you're coming up short on your triceps training, however, you're not going to be able to show off even half of ...

Bros give biceps a lot of love, and as somewhat of a bro myself, I’m qualified to make that statement. But when it comes to filling out your sleeves and growing a massive (and strong) set of arms, the ...