Sleep is a naturally recurring state of animals characterized by altered consciousness, relatively inhibited sensory activity, inhibition of nearly all voluntary muscles, and reduced interactions with surroundings. It is distinguished from wakefulness by a decreased ability to react to stimuli, but is more easily reversed than the state of hibernation or of being comatose. Mammalian sleep occurs in repeating periods, in which the body alternates between two highly distinct modes known as non-REM and REM sleep. REM stands for “rapid eye movement” but involves many other aspects including virtual paralysis of the body.
It’s estimated that an average 80 year old man sleeps 25 years, just under one third of his life. There is no satisfying answer to why the human organism needs to disconnect from reality during sleep, but one thing’s for sure: it’s one of the most important stages of our lives, often neglected, and responsable [...]
Photo by Back in the Pack So Sgt. Pepper took you by surprise You better see right through that mother’s eyes Those freaks was right when they said you was dead The one mistake you made was in your head Ah, how do you sleep? Ah, how do you sleep at night? ~John Lennon~ The [...]
Sleeping is in fact somewhat of a mistery to us because we don’t quite fully understand the complex mechanisms which happen to us when we are sleeping. Sure we know most of them or at least we think we know most of them yet some still are a mistery to us. Here is a list [...]