Studies have associated a brisk walking pace of 100 to 135 steps per minute with longevity. British researchers have shown that just ten minutes of brisk walking a day can add up to 20 years to your life expectancy. As we lose muscle mass, become more sedentary, and gain weight with age, our walking pace slows. Weight training can help offset this descent into a slacker. Studies have shown that a high-volume weight-training circuit consisting of six sets of full-body exercises targeting the legs, glutes, core, and upper body and performed at 70 percent of maximum one repetition: the heaviest weight you can lift—improving walking speed performance in a group of postmenopausal women. “Staying strong is extremely important for good functional movement