There’s no doubt that walking every day, even if only for 20 minutes or so, is good for your health. It gets the heart pumping, works your muscles, burns calories, and generally helps you avoid most of the dangers of an overly-sedentary life. But beyond the physical benefits, walking can also do wonders for your mental health. See here why the famous stoic Seneca said that a walk is just as nourishing for the mind as it is for the body.