Operation big arms often means one thing – bicep curls! After all, this isolation exercise is pretty easy to execute, making it ideal for lifters of all levels, and it delivers the goods when it comes ...

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 ...

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 ...

Here's how to test your upper-body strength.

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 has been writing about health, fitness, and science here since 2015. Beth was the recipient of the 2017 Carnegie Science Award in science ...

This curl variation eliminates the drawbacks of dumbbell curls for better gains ...

Everyone knows that the road to toned arms is paved with bicep curls. But since the exercise is so familiar, many people don't think about their form while performing the move, and they end up doing ...

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 ...

Whether you want to dominate the rowing machine or just crush that #FlexFriday pic, it’s time to turn your attention to the biceps curl. This move is incredibly basic—but building front-of-arm ...

We spoke with experts to craft a research-backed blueprint to build sleeve-splitting biceps and triceps ...