Non-clinical Sleep and Wake-up Uses
A dawn simulator can be used as an alarm clock. Light enters through the eyelids triggering the body to begin its wake-up cycle, including the release of cortisol, so that by the time the light is at full brightness, sleepers wake up on their own, without the need for an alarm.
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Famous quotes containing the word sleep:
“A speckled cat and a tame hare
Eat at my hearthstone
And sleep there;
And both look up to me alone
For learning and defence
As I look up to Providence.”
—William Butler Yeats (1865–1939)