Category: Sleep States

Sleep States: Part 2 – REM Sleep

Sleep studies began with the invention of the electroencephalograph (EEG).  The EEG records electrical impulses from your brain, which is active even during sleep. During the 1950s, Eugene Aserinsky discovered REM sleep using the electroencephalograph. Since then studies have shown that sleep consists of stages. These stages can be determined according to the different brain… Read more »

Sleep States: Part 1 – Non-REM Sleep

Sleep is a period of rejuvenation for the human body. Your body needs sleep to restore its energy levels. Sleep affects all aspects of your life including how you look, feel, cope with stress, your moods, how you get along with others, how you solve problems, and even how well you recover from illness. Both… Read more »