The Basic Procedure of Sleep

Sleep is a natural process that is regulated by the cycle of day and night. The mechanism of sleep is not yet fully understood. The need for it, however, is related with physiological and psychological restorative. Humans evolved the need for sleep in synched with the cycle of daylight and night time darkness. Falling asleep involves a cascade of chemicals in the brain that begins as darkness falls and the temperature of the surrounding drops. This cycle typically decides the circadian............continue reading....The Basic Procedure of Sleep