By Dr. Michael Bilof If exercise were an actual ‘medicine’ it would probably be the best medicine for longevity that we have. First off, let’s start with the simple premise that the human body was designed for motion—NOT to sit in a chair staring at a screen all day. Given that modern life has so little physical activity baked into it, we have to generate that motion and activity… that’s ‘exercise’. Walking is a basic (and very effective!) form of exercise. Thirty to 60 minutes of walking several times/week, preferably outside, is wonderful for physical and mental health. Whether you