Metro
4 Stages Of Sleep
We all know the importance of sleep to overall health as sleep gives the body the needed rest it deserves to enable the body reset itself for different stages of metabolism. Whether we’re getting too much or not enough is another thing.
Here are four phases of sleep you need to know.
NREM (non-rapid eye movement sleep), stage 1
Typically lasting between 1-7 minutes, stage one is when a person first falls asleep. It is easy to wake someone up in this stage of sleep and those who are awakened at this point may not register that they were asleep.
NREM stage 2
People tend to be much more relaxed in this phase of sleep their heart rate and breathing slows as a result.
NREM stage 3
It is during this stage of non-REM sleep that the body starts to undergo important, restorative functions. It bolsters immune system and triggers recovery and growth and prepares the body for optimum efficiency.
REM stage R
It is the dreaming phase of sleep and takes up around 25% of your total time asleep. It is the final stage sleep that last between 10 to 6o minutes.
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