Nancy Cole demonstrates performing a one-arm overhead extension while standing on a BOSU, a half-moon shaped balance trainer. Nancy Cole demonstrates performing a one-arm overhead extension while ...

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 ...

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

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