Here’s a shocking fact: The human body loses more than half a pound of muscle every year, beginning at age 30.

In addition, the absence of lean muscle invites fat and flab. Because muscles burn calories, fewer muscles equal greater body fat.

Plus, it’s just not your body that declines. Your memory and cognitive abilities decline as a result of being sedentary. In addition, circulation slows, arteries clog and your sex life suffers over the course of time.

Strength = …