How Sleep At Night Is Really Important? - Deepstash
Taking A Nap: Sleep Debt

When we constantly get less sleep (even 1 hour less) than we need each night, it is called sleep debt. We may pay for it in daytime drowsiness, trouble concentrating, moodiness, lo...

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How Sleep At Night Is Really Important?

healthline.com

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Sleep Deprivation

In a nutshell, sleep deprivation is caused by consistent lack of sleep or reduced quality of sleep. Getting less than 7 hours of sleep on a regular basis can eventually lead to hea...

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Sleep Cycle

Sleep is not uniform. Instead, over the course of the night, our total sleep is made up of several rounds of the sleep cycle, which is composed of four individual stages.

In ...

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Composition Of Sleep Cycles

It is normal for sleep cycles to change as we progress through our nightly sleep. The first sleep cycle is often the shortest, ranging from 70-100 minutes, while later cycles tend ...

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Misconception About Sleep

One earlier misconception that has now been revised is that the body completely slows down during sleep; it is now dear that the body’s major organs and regulatory systems continue to work...

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Another Myth

Our body requires less sleep the older we get.

Whilst, it is true that babies need 16 hours compared to 9 hours and 8 hours respectively for teenagers and adults, this does not mean ...

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Why?

This is because as people age, they spend less time in the deep, restful stages of sleep and are more easily awakened. Older people are also more likely to have medical conditions ...

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Sleep Patern: NREM & NREM

1. Non-REM sleep (sometimes called NREM), which includes light and deep sleep, accounts for about the majority of our sleeping time.

2. REM (Rapid E...

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NREM: Sleep Stages One

1. Light Sleep

  • Stage 1 non-REM sleep – a person in this stage is between being awake and asleep or is in a state of very light sleep.
  • Stage 2 no...

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NREM: Sleep Stages Two

2. Deep Sleep

  • Stages 3 non-REM sleep – a state of deep and restorative sleep known as slow-wave sleep, or delta sleep. The muscles relax, the supply of blood to the musc...

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REM: Fast Facts
  • During REM sleep, our brain is almost as active as it is when we are awake.
  • In this phase of sleep, breathing can become fast and irregular.
  • REM sleep is thought to help consol...

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