Chicago Tribune: What you really need for a good night's sleep

"For something as easy as sleep, it's quite difficult to do, and that's the bottom-line point," said Dr. Raj Dasgupta, a sleep and pulmonary doctor and assistant professor of clinical medicine at the University of Southern California.

Sleep physicians said there are steps people can take and a few products that might help those who would rather slumber than count sheep at night.

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