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 ...
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.
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 ...
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
Oct 17, 2013 ... While you are sleeping your brain's cleaning system goes into ... The characters
of HBO's 'Silicon Valley' are inspired by real people in. .... Scientists have just
reported the first major mechanical reason our brains need to sleep ... activities
that support every thing we do — all of our movements, ou...
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
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.
www.ask.com/youtube?q=Why Do People Need Sleep?&v=3mufsteNrTI
Sep 28, 2015 ... Here's a look at how sleep works, why we're not getting enough sleep, what
happens if you DON'T .... People have to train themselves to do it..
Nov 11, 2003 ... Any second grader knows why humans need food and water. ... But even the
most gifted scientist on the planet cannot explain why people sleep.
Jan 20, 2016 ... “There've been a lot of people who have developed theories about why we ... So
if we're not sure why we sleep, what do we know about it?