There’s something so satisfying (not to mention badass) about a smooth, powerful pull-up—one that feels controlled from start to finish, no jerky movements, no swinging legs, just pure strength. But a ...

Pull-ups demand serious back, arm and grip strength. These five dumbbell exercises target the key muscles you need while ...

Want to master pull-ups and build an impressive V-shaped back? These 6 pro tips cover everything from grip techniques to recovery strategies. Is sleeping without underwear better for you? Doctors ...

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. “Be able to do a ...