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Why Do We Sleep?
By Stephanie Pappas published
Researchers who study sleep now have a few theories about why we spend one-third of our lives in dreamland.
The Science of Jet Lag: 5 Surprising Findings
By Sara G. Miller published
Nothing can throw off the start of a fun vacation faster than jet lag.
Sleepiness and Snoring Tougher for Women, Study Suggests
By Agata Blaszczak-Boxe published
Sleep disorders may affect women more severely than men.
Why Sleep Is So Important for People at Risk for Heart Disease
By Agata Blaszczak-Boxe published
Not getting enough sleep is linked to an increased risk of dying early, a new study finds.
Trouble Sleeping? Air Pollution Could Be the Culprit
By Tereza Pultarova published
People in a new study who lived in areas with high levels of air pollution slept worse.
Booze snooze: Why does alcohol make you sleepy, then alert?
By Laura Geggel published
What's behind this weird effect?
Touch Screens May Be Ruining Toddlers' Sleep
By Cari Nierenberg published
This is the first study to look at the link between toddlers' touch-screen use and sleep, the researchers said.
Scientists Can Now Tell If Someone Is Dreaming from Their Brain Waves
By Rachael Rettner published
People who are in a deep slumber may not be able to say whether they're dreaming, but their brain waves might.
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