circadian rhythms

The Best Bedtime To Protect Your Heart, According To Research

Want to lower your risk of cardiovascular disease? Adjust when you go to sleep.
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13 Things Sleep Experts Would Never, Ever Keep In Their Bedroom

Nix these things and get better z’s, guaranteed.
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How Time Zones May Affect Cancer Risk

Disruptions of the biological clock has been linked to the development of certain cancers.
By Sara G. Miller, LiveScience

How To Feel Happy When It's Pitch Black Out Morning And Night

Here's what you told us works.
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Turn It Off! Light Round The Clock Speeds Up Aging In Mice

The implications for city-dwelling humans aren't great either.
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The Graveyard Shift Might Actually Turn You Into A Corpse

Seriously, literally.
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Brain Study May Shed Light On How We Fall Asleep And Wake Up

Understanding this process could be a first step toward better treatment for insomnia and jet lag.
By 

Why It May Not Be 'Natural' To Sleep Eight Hours Each Night

Your ancestors probably woke up in the middle of the night. So why does it seem like a big deal when it happens today?
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Eating These Snacks Before Bed Will Actually Help You Sleep Better

We're serious.
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The Best Time Of Day To Exercise, Study, Eat, And Sleep

There's a peak period to do just about everything, and here's why.
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