Exercise: It's What We Evolved to Do

Exercise: It's What We Evolved to Do

 

Today, most Americans seldom, if ever, have to do much physical work. Cars, elevators, escalators, shopping carts, and other labor-saving innovations allow us to exist for days without ever significantly elevating our heart rates or breaking a sweat. Few jobs require physical activity and most of us have little inclination to exercise in our spare time.

As a result, a majority of Americans fail to meet the Surgeon General's recommendation to exercise at least 150 minutes per week.

Being physically inactive is not only abnormal, it is also pathological, because the old adage "use it or lose it" is really true. Our bodies evolved to require the stresses inherent in physical activity to grow and function properly, and our bodies never evolved to cope with persistent inactivity.

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