at the end of a long day what your body needs is a comfortable bed and a good night's sleep. it turns out that deep sleep is vitally important for the brain. researchers are only now discovering what effect sleep has on memory. able to sleep can be torturous the body needs sleep to regenerate that night the brain is able to process the experiences of the day getting out from reading or watching t.v. is no substitute. a sleepless night leaves you unable to concentrate or be affective. at the university of tubing and professor yon born and his doctoral student hung yet no have spent years studying the effect that sleep has on brain performance. sleep has