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Early thought that sleep is a passive process; (sleep is awakened state is missing)
The bioelectrical activity of the brain; (the tendency to define sleep as a decrease in neuronal activity, a slow, slow, resting state of neuronal activity.)
Mesh upside activation system;
"Dream" sleep physiology and psychology;
Time biology and sleep rhythm; (circadian rhythm phenomenon; suprachiasmatic nucleus; time course and depth of sleep; body temperature and metabolism; blue light and pineal gland.)
REM sleep physiology and periodic phenomena were found; (REM sleep muscle tension was slow, active activity was inhibited, and the brain was still active with the dream process.)
Sleep duality; (Sleep is a special activity of the brain, precisely adjusted by complex mechanisms.)
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