The National Heart, Lung, and Blood Institute offers an online resource you can use to reinforce what you’ve taught your patients about the need for adequate sleep. “Your Guide to Healthy Sleep” can be downloaded from http://www.nhlbi.nih.gov/files/docs/public/sleep/healthy_sleep.pdf. It describes the beneficial effects of sleep on an individual’s mood, memory, hormones, and heart; explains common sleep disorders and where to find treatment for them; and dispels the Top 10 Sleep Myths.