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 ...

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 ...

Flabby arms are often the bane of our lives as we age. But there’s plenty we can do to banish so-called bingo wings, by targeting the triceps. While toned triceps certainly enhance appearance, their ...

If toning the back of your arms is a goal, strengthening the triceps can help eliminate that common trouble spot that jiggles when you wave and help you feel more confident. But even more important, ...

The kick-back has you extend the elbow from a full hip-hinge position, with the same trunk position you'd use when performing a bent-over row. Both of these moves are legit but I've found that I can ...

When strong, toned arms are a goal, people tend to focus on the biceps. But the triceps are actually the largest muscle in the arm, making them an essential area to target when it comes to ...

One of the most important arm muscles is the triceps brachii (the triceps, for short). You use your triceps to extend your arm. It opposes the biceps muscle, which is used to flex the arm. You also ...

We may earn a commission from links on this page. We’re going to start with a heavy(ish) compound exercise that works your arms and shoulders together. Then we’ll move on to moderately heavy exercises ...

It is all about getting the job done! Sometimes it doesn’t really matter how you get there — just that the process is successful. This can apply in so many areas of our life, but today we are talking ...

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If toning the back of your arms is a goal, strengthening the triceps can help eliminate that common trouble spot that jiggles when you wave and help you feel more confident. But even more important, ...