A simple yet powerful arm workout designed by a U.S.-based fitness expert to build lean muscle at home or in the gym, using ...

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THERE ARE TONS of different ways to train your triceps muscles (trust us, we've been known to highlight a few of our favorites), but not every exercise is created equal. While some movements might be ...

Overhead extensions may be a better exercise for building arm muscle than triceps pushdowns. New research suggests that lifting overhead lengthens the muscle for better gains. The study found ...

You might be surprised how much you're already hitting this valuable muscle group. Here's how to avoid going overboard.