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Outline lifespan changes in sleep
Through an individual's life, their sleep changes as they age, including the length of sleep they
get and the amount of sleep they get in certain stages.
Premature babies get around 17hrs sleep a day, with 90% of it being in REM sleep, This is
because during this stage, growth hormones are released, which enables them to grow
faster and develop so that they are out of the danger zone.…read more