Squeezing your shoulder blades and driving your lower body into the ground, begin curling the handles in a slow and controlled manner—as you would any other preacher curl. Focus on rotating both ...

It’s all too easy to cheat during biceps curls, says Men’s Health Fitness Director BJ Gaddour, C.S.C.S. If you allow your elbow to rise or dip during the curl movement, you’ll engage your shoulder and ...