13. Get natural light. Research has shown that getting enough vitamin D during the day is a part of good sleep hygiene. Time ...

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“Research has found that if you do vigorous exercise in the evening, it delays the production of melatonin the next night, ...

Ever found yourself staring at the ceiling, counting sheep or thinking about your to-do list? Yeah, we’ve all been there. But ...

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Your partner's sleep habits might say more about your relationship than words ever could—here’s what to watch for.

Allergies may feel worse at night because of nearby allergens and their effect on circadian rhythm. Find out how to stop ...