Brain basics: understanding sleep, How much sleep do we need? the amount of sleep each person needs depends on many factors, including age. infants generally require about 16 hours a day.
Sleep - wikipedia, free encyclopedia, Sleep is a naturally recurring state of mind characterized by altered consciousness, relatively inhibited sensory activity, inhibition of nearly all voluntary muscles.
Sleep deprivation - wikipedia, free encyclopedia, Generally, sleep deprivation may result in: aching muscles; confusion, memory lapses or loss; depression; development of false memory; hallucinations; hand tremor.
The effects sleep deprivation brain behavior, 10/15/2005, from a reader on the web. i have a comment and concern with sleep deprivation. several of my friends actually stay up and get only 3 hours of sleep then.
Brain Basics: Understanding Sleep
Sleep deprivation - wikipedia, free encyclopedia, Generally, sleep deprivation result : aching muscles; confusion, memory lapses loss; depression; development false memory; hallucinations; hand tremor.