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Process consolidating memories

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This could lead to "significant functional impairment at school," the study authors wrote.

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Adequate sleep is a key part of a healthy lifestyle, and can benefit your heart, weight, mind, and more.Rapoport, who is an associate professor at NYU Langone Medical Center."But something happens while you sleep that makes you learn it better." In other words if you’re trying to learn something new—whether it’s Spanish or a new tennis swing—you’ll perform better after sleeping.In addition to consolidating memories, or making them stronger, your brain appears to reorganize and restructure them, which may result in more creativity as well.Researchers at Harvard University and Boston College found that people seem to strengthen the emotional components of a memory during sleep, which may help spur the creative process.A long time ago, initial public offerings were the end game for many technology start-ups: you could go public, get acquired, or die a spectacular death.

Or just muddle along and die a slower, more painful death.

"Whereas adults get sleepy, kids tend to get hyperactive." A 2009 study in the journal Pediatrics found that children ages seven and eight who got less than about eight hours of sleep a night were more likely to be hyperactive, inattentive, and impulsive.

"We diagnose and measure sleep by measuring electrical changes in the brain," Dr. "So not surprisingly how we sleep affects the brain."If you are thinking about going on a diet, you might want to plan an earlier bedtime too.

Too much or too little sleep is associated with a shorter lifespan—although it’s not clear if it’s a cause or effect.

(Illnesses may affect sleep patterns too.) In a 2010 study of women ages 50 to 79, more deaths occurred in women who got less than five hours or more than six and a half hours of sleep per night. "Many things that we take for granted are affected by sleep," says Raymonde Jean, MD, director of sleep medicine and associate director of critical care at St. "If you sleep better, you can certainly live better.

"Sleep used to be kind of ignored, like parking our car in a garage and picking it up in the morning," says David Rapoport, MD, director of the NYU Sleep Disorders Program. Here are some health benefits researchers have discovered about a good night’s sleep.