Quick, picture a place where you feel calm and happy. A beach? The mountains?
Most people pick someplace outdoors, even though they spend the great majority of their days inside buildings. Many of them even exercise indoors!
But evidence is mounting that being outside, and especially exercising in a natural environment, improves mental and physical health, says Daphne Miller, M.D., a clinical assistant professor of family and community medicine at the University of California, San Francisco.