WHEN YOU DO a heavyweight bench press—arguably the premier upper body-building exercise for lifters of all stripes—there are two muscles working in tandem to power the bar up to the top of each rep: ...

Add Yahoo as a preferred source to see more of our stories on Google. Retired bodybuilder Ronnie Coleman recently met up with two-time IFBB Pro League Champion Blessing Awodibu to train him through a ...

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 ...

You don't need giant weights, a room full of equipment, or a ton of time to log a quality strength workout. This 10-minute chest-and-triceps workout from NASM-certified personal trainer and Sweat ...

No pain, more gains.

It goes beyond chest day.

Located on the back of the upper arm, the triceps muscles are the powering forces behind the kind of dynamic arms swing that aid in getting you up hills, past “the wall,” and across finish lines.

If you tend to walk right past the cable machine at the gym, listen up. While you can always work your triceps with a set of dumbbells, the cable machine is an excellent way to isolate your arms and ...

Chest day is sacred. But if you’re just benching and hoping for the best, you’re leaving serious gains on the table. Your chest is a complex group that responds differently depending on the angle, ...

No arm workout is complete without a few exercises for triceps, but that doesn’t mean you need to leave your sweaty prints on every piece of iron in the weight room. In fact, according to top trainers ...

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, ...