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Why Do We Sleep, Anyway? | Healthy Sleep

healthysleep.med.harvard.edu/healthy/matters/benefits-of-sleep/why-do-we-sleep

Dec 18, 2007 ... Still, the question remains: Why do we need sleep at all? ... Although it may be less apparent to people living in societies in which food sources ...

Why Do I Need to Sleep? - KidsHealth

kidshealth.org/en/kids/sleep.html

This article about sleep will teach you why your brain needs to spend time in bed ... But many older people only need about 7 or 8 hours of sleep each night.

Scientists Understand Why We Need Sleep: Our Dirty Minds | The ...

www.themarysue.com/understanding-sleep/

Oct 19, 2013 ... Scientists Finally Understand Why We Need Sleep, And It's Because Of ... for our body's mental street-cleaners to come out and do their work.

Why We Need to Sleep - Sleepdex

www.sleepdex.org/sleep.htm

Scientists have yet to determine exactly why people sleep. However, they do know that humans must sleep and, in fact, people can survive longer without food  ...

The First Real Reason We Need To Sleep - Business Insider

www.businessinsider.com/the-first-real-reason-we-need-to-sleep-2013-10

Oct 17, 2013 ... While you are sleeping your brain's cleaning system goes into ... Scientists have just reported the first major mechanical reason our brains need to sleep ... that support every thing we do — all of our movements, our thoughts, .... Can you imagine explaining neurons to people a few thousands years ago.

Why Do Humans and Many Other Animals Sleep? - Neuroscience ...

www.ncbi.nlm.nih.gov/books/NBK11108/

For infants, the requirement is much higher (about 16 hours a day), and teenagers need on average about 9 hours of sleep. As people age, they tend to sleep ...

Why do we need so much sleep? - Technology & science - Science ...

www.nbcnews.com/id/3076707/ns/technology_and_science-science/t/why-do-we-need-so-much-sleep/

What we do know is that sleep is an anabolic, or building, process. ... One of the ways we have of understanding why we need to sleep so much is to look at what happens if we don't get enough ... But most people require around eight hours.

10 reasons why you need more sleep (1/11) | Best Health Magazine ...

www.besthealthmag.ca/best-you/sleep/10-reasons-why-you-need-more-sleep/

Here are 10 reasons why you need to get more sleep. ... “[Eight hours] is the norm for the amount of time that most people sleep,” says ... Why men sleep better than women Do you wake up groggy while your male partner is full of energy?

www.ask.com/youtube?q=Why Do People Need Sleep?&v=3mufsteNrTI
Sep 28, 2015 ... and how did it evolve in the first place? Tweet ⇒ http://bit.ly/OKTBSsleep Share on FB ⇒ http://bit.ly/OKTBSsleepFB ↓ More info and sources ...

Why do we sleep? - Nature Neuroscience

www.nature.com/neuro/journal/v3/n12/full/nn1200_1225.html

The average person requires about eight hours of sleep per night, but many otherwise healthy people continually deprive themselves of adequate sleep with  ...

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Why Do We Need Sleep? - Excessive Sleepiness

sleepfoundation.org

How Much Sleep Do We Really Need? ... During these critical periods of growth and learning, younger people need a heavy dose of slumber for optimal ...

Sleep - Why Do We Sleep?

www.howsleepworks.com

Sleep - What Sleep Is, How Sleep Works, Why Do We Sleep, How ... We know that we need sleep, but exactly why is much harder to pin down ...

Why do we sleep? - BBC News - BBC.com

www.bbc.com

May 15, 2015 ... New research is giving scientists an insight into why we sleep and what happens when we do it. ... to short sleep are only seen in those few people sleeping around five hours, where ... 'Arrogance' of ignoring need for sleep.