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, ...

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. Ready for leg day?

Anthony J. Yeung, C.S.C.S. View post: Using These Unconventional Gym Tools Can Fix Your Balance and Build Functional Power, According to a Movement Expert Calves can be especially challenging. We’ve ...