7 Surprising Reasons to Get 7 (or More) Hours of Sleep

Hit the sack to lose weight, boost your sex drive, get fewer colds and more
Adults need 7 to 9 hours of sleep each night. Photo: Ollyy/Shutterstock
Adults need 7 to 9 hours of sleep each night.
More sleep means better weight control
More sleep is good for your sex life
More sleep, less risk of type 2 diabetes
More sleep=better judgment, fewer car accidents
Enough sleep helps prevent heart disease
Sleep boosts your immune system's disease fighters
Enough sleep lessens your sensitivity to pain
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The zzz's have it

If you have young kids or suffer from insomnia, you know what it’s like to push through the day with your eyes at half mast. Here’s a wakeup call: Shortchanging yourself on sleep means giving up some pretty powerful health benefits.

Federal health agencies recommend adults under 65 log 7 to 8 hours a night. The National Sleep Foundation recommends even more shuteye: 8 or 9 hours. Sound like a luxury? Recent studies underscore why it’s one of the best time investments you can make.