The science behind sleep
Thomas Edison once stated that sleep was a waste of time. In addition some of the greatest minds only slept for 4 hours each night. So what is sleep, why do we need it and why does the media continuously talk about how important it is.
Sleep is a state of rest observed in many organisms which include mammal’s amphibian’s, birds and reptiles. It is a mechanism which is needed for survival and maintenance of ones health. It allows us to remain sane and keep normal levels of human cognition.
During sleep there is a decreased reaction to any external stimuli, a loss in consciousness, an increase in anabolism and a decrease rate of catabolism. Read the rest of this entry »
