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Most of us need coffee to get going if we don't get a full night's sleep. But "short sleepers" get by with just six hours or less without feeling tired...
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Learn the symptoms, risk factors and treatment options for sleep apnea.
Lowering your AC before bedtime may lead to metabolic improvements, including reducing your risk for diabetes. Will it help you lose weight, too?
Quick travel may be convenient, but rapidly crossing several time zones disrupts your body’s circadian rhythm—your internal body clock.
