The science of how much sleep you actually need

Getting plenty of sleep each night is important to maintaining a healthy and productive life. But how much sleep do you actually need?

Joe Avella and Jessica Orwig tackle this question on the Facebook series "Science the $#!* out of it."

For the average adult, the National Sleep Foundation recommends 7 to 9 hours of sleep a night.

Today, however, many Americans are sleep-deprived, which can have significant adverse effects on physical and cognitive functions.

The reason why some people don’t get enough sleep can be accredited to busy modern lifestyles. But there are other reasons too.

It turns out habits such as using electronic devices or drinking alcohol right before bedtime can be detrimental to getting a good night’s sleep.

Learn more on how to get better sleep on this episode of "Science the $#!* out of it." Watch the whole series:

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