How did you sleep last night? If you’re like as many as 70 million adults in the United States, the answer is “not so well.” The U.S. Centers for Disease Control and Prevention, commonly called the CDC, has recently labeled lack of sleep an epidemic. In surveys, the CDC has found that because of a lack of sleep, 50 million American adults over the age of 20 have trouble concentrating, and nearly 40 million have trouble remembering.
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