With a good night’s rest increasingly losing out to the Internet,
e-mail, late-night cable and other distractions of modern life, a
growing body of scientific evidence suggests that too little or erratic
sleep may be taking an unappreciated toll on Americans’ health. Failing to get enough sleep or sleeping at odd hours heightens the risk for a variety of major illnesses, including cancer, heart disease, diabetes and obesity, recent studies indicate.

Read (Washington Post)