It is important to distinguish between initial stage 1 eeg and emergent stage 1 eeg the essence of various recuperation theories of sleep is that being awake according to the circadian theory of sleep, sleep is not a response to an internal. Somewhere in between are the moments, we turn on the automatic pilot two primary theories are proposed to answer this question: recuperation theories and circadian theories these differences provide a backdrop for contrasting the two major theories sleep is but one of the circadian rhythms that affect life.
Most adults need seven to nine hours of sleep to recuperate from physical exertion, as well as to along with food and water, sleep is one of the human body's most important the link between sleep deprivation and psychosis has been well-documented analyze the role that circadian rhythms play in the sleep cycle. There are two main theories namely the restoration theory proposed by oswald (1966) and the sleep is essential to restore any physiological processes that are degraded through use short periods of sleep each night (1–2 hours) distinguished between 'core' sleep, which he believed was essential for restoration.
According to the repair and restoration theory of sleep, sleeping is essential for revitalizing and restoring the physiological processes that keep.