SLEEP ON IT!

The article focuses on research into the physiology of sleep. It mentions a research study by Carol Everson in 1989 which found rats totally deprived of sleep died within a month, and comments on the need for rapid eye movement sleep. It comments on intractable insomnia which is caused by inherited prions that damaged regions in the thalamus and examines the effects of restricted sleep on hormonal and immune function. It considers the role of sleep in long term memory and memory stability.