"A GIANT STEP FOR IMPROVING THE HEALTH OF MANKIND." -Kenneth H. Cooper, M.D., M.P.H. It's true: walking, the primary gait we use every day, is actually the safest, least expensive, and overall most beneficial way to lose weight and improve cardiovascular health. Casey Meyers was diagnosed in 1995 at high risk for stroke or heart attack, and he has been out daily walking for his life-literally. Meyers (a fit and active 79) has conducted hundreds of...