This could lead to "significant functional impairment at school," the study authors wrote.
In another study, college students who didn’t get enough sleep had worse grades than those who did.
(They shed similar amounts of total weight regardless of sleep.) Dieters in the study also felt more hungry when they got less sleep.
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.
"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.