Good night, sleep tight, turn off hospital lights

USA Today, February 5, 2008

With its beeping monitors, bright lights and frequent interruptions, the ICU is not conducive to sleep. Spurred by a growing body of evidence about the health benefits of a good night's sleep, critical-care doctors and nurses have started using low-tech approaches such as eye masks, back rubs and dimmed lights that might make the difference between life and death.