The incline dumbbell curl is one of the toughest biceps curl variations in the workout world, and not because it's an especially complicated exercise. You position on the bench provides a unique and ...

Are you tired of doing every single workout with the same stale setup? If you're not challenging your muscles with increasingly heavy weights or new techniques, you're not going to see any growth. If ...

Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. You have an exercise ...