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, ...

Add Yahoo as a preferred source to see more of our stories on Google. Meet the experts: Jacqueline Kasen, CPT, is a Miami-based coach, master trainer, and senior director of group fitness at Anatomy.

View post: An Exercise Scientist Says These 3 Calisthenics Exercises Are the Key to Functional Strength and Longevity After 40 Short, intense workouts using antagonistic muscle training maximize gains ...