Wikipedia defines sleep as "state of natural rest observed in humans and throughout the animal kingdom, in all mammals and birds, and in many reptiles, amphibians, and fish".
Do we really know more about sleep and its stages. Here are some thoughts that we wanted to share with out readers about Sleep stages.
Sleep is probably something that is a must for survival and for proper health. Beyond the five words of sleep there is really more about sleep that you need to know about it.
Sleep is basically classified in to two stages known as NREM and REM. NREM is known as Non Rapid Eye Movement and REM is known as Rapid Eye Movement. And further Sleep has been classified in to 5 stages. Here is a snapshot of Sleep stages
All Humans would start off with a REM stage in their sleep and proceed towards towards a NREM or REM stage. In an Non Rapid Eye movement stages your body is active but your brain is inactive and viceversa for Rapid Eye movement stage. All of us pass through a series of REM and NREM stages before finally settling in Deep Sleep.
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