Item #7 of 10

A man of sixty years of age complains that he is a much lighter sleeper than he used to be. This is likely because _____________________.

REM sleep is unaltered with increasing age during adulthood;
stage 1 sleep decreases with age;
stage 2 sleep decreases with age;
stage 4 sleep decreases with age;
people become less distracted by noises in the night with increasing age;

CORRECT - Yes, the deeper stages of sleep decrease with age and likely account for the experience of lighter sleeping.

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