"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." BICEPS CURLS ARE a top-tier muscleman exercise. Step foot into any self-respecting gym, head to the free ...

BICEPS CURLS ARE a top-tier muscleman exercise. Step foot into any self-respecting gym, head to the free weight floor, and watch for just a few minutes. Inevitably, someone will grab a set of ...