FRIDAY, Oct. 21, 2016 (HealthDay News) -- Why can some people enjoy a cup of coffee just before bed and sleep peacefully, while others lie awake for hours?
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Fri, 10/21/2016 - 9:00am
FRIDAY, Oct. 21, 2016 (HealthDay News) -- Why can some people enjoy a cup of coffee just before bed and sleep peacefully, while others lie awake for hours?