Unlike many machines at the gym, the cable pulley has stood the test of time. That's because the cable pulley and cable crossover machines are some of the most versatile pieces of gym equipment, ...

You don't have to do pull-ups for a strong upper body. A certified strength and conditioning specialist shares 6 exercises to ...

Looking to straighten out those shoulders? Experts share the best back exercises to improve posture and reduce the risk of ...

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. The upper back is an ...