If you want big biceps and arms, do curls. If you want bigger biceps and arms, do different kinds of curls. Variations as simple as a change in wrist position or source of resistance allow you to ...
If you’re looking to blow up your biceps, you’re likely a fan of the preacher curl. (Okay, or maybe you hate doing them. But either way, they’re on your radar.) Lots of gyms have specialized preacher ...