Sleep
in sentence
1612 examples of Sleep in a sentence
Why do we
sleep?
Sleep
is when the brain transfers short-term memories experienced throughout the day into long-term memories.
So Joud, how do you test if we can improve our memories with
sleep?
(Car engine starting) GG: Just before you go to
sleep
we're going to test you.
JM: And then we wait for them to go into what's called the slow-wave sleep, which is the deepest phase of your
sleep
where it's really hard for you to wake up.
There are four stages: we have lighter stages of
sleep
and REM, but what we're interested in is called slow-wave
sleep.
This is the part of
sleep
where scientists believe that memory consolidation can happen.
In this deep period of sleep, we're going to do something that you don't know we're going to do.
But if we didn't play you the cue during the sleep, for example, a guitar, you'd be less likely to remember that guitar when you woke up.
But by reactivating them during sleep, even without us being aware, it seems like we could make them more stable and less prone to forgetting.
During the day, they have a beautiful, large outdoor habitat, and at night, they come into this habitat, into their night quarters, where they can have a climate-controlled and secure environment to
sleep
in.
But what if the very thing keeping you awake was stress about losing
sleep?
This seemingly unsolvable loop is at the heart of insomnia, the world’s most common
sleep
disorder.
And extreme
sleep
deprivation like jetlag can throw off your biological clock, wreaking havoc on your
sleep
schedule.
But in most cases,
sleep
deprivation is short-term.
Our brain’s primary source of energy is cerebral glucose, and in healthy sleep, our metabolism slows to conserve this glucose for waking hours.
But PET studies show the adrenaline that prevents
sleep
for insomniacs also speeds up their metabolisms.
While they sleep, their bodies are working overtime, burning through the brain’s supply of energy-giving glucose.
This symptom of poor
sleep
leaves insomniacs waking in a state of exhaustion, confusion, and stress, which starts the process all over again.
Managing the stress that leads to hyperarousal is one of our best-understood treatments for insomnia, and good
sleep
practices can help rebuild your relationship with bedtime.
In addition to these practices, some doctors prescribe medication to aid sleep, but there aren’t reliable medications that help in all cases.
Approximately 8% of patients diagnosed with chronic insomnia are actually suffering from a less common genetic problem called delayed
sleep
phase disorder, or DSPD.
And given the opportunity, they can
sleep
comfortably on their own delayed schedule.
For all these reasons, it’s worth putting in some time and effort to sustain a stable bedtime routine, but try not to lose any
sleep
over it.
It begins in the morning when you wake up from a dreamless sleep, and it goes on all day until you fall asleep or die or otherwise become unconscious.
Now what that 32 years is telling us is that
sleep
at some level is important.
And yet, for most of us, we don't give
sleep
a second thought.
From the same time:
"Sleep
is the golden chain that ties health and our bodies together."
But if we jump forward 400 years, the tone about
sleep
changes somewhat.
This is from Thomas Edison, from the beginning of the 20th century:
"Sleep
is a criminal waste of time and a heritage from our cave days."
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