«Healing gardens» are now featured in the design of most new hospitals. Aside from the pleasure of getting out in the fresh air and sunlight, just glimpsing the green space from a hospital window does wonders. As Deborah Franklin writes for Scientific American about one particular study on the topic, «Patients with bedside windows looking out on leafy trees healed, on average, a day faster, needed significantly less pain medication and had fewer postsurgical complications than patients who instead saw a brick wall.»