Rem Sleep Research Paper

What is sleep? Sleep can be described in many different ways, but that does not mean that all of the definitions are correct. Sleep is a periodic, natural loss of consciousness where eyes are closed, nervous system relatively inactive, and muscles are relaxed. One sleep cycle is approximately 90 minutes.There are 4 different stages of sleep. The first 3 stages of sleep are called Non-REM stages. Non-REM stages are the stages where there is no rapid eye movement. Then the last stage is REM sleep where there is a rapid eye movement. There are 5 main reasons of why Psychologists believe that everyone needs sleep. The first reason is that sleep protects what happens because our brain is focused on the things we saw and captured all day instead of capturing new things. The second reason is sleep helps us recuperate. In this case sleep helps repair brain tissues and restore our immune system. This is really important in our lives. The third reason that psychologists believe we need sleep is because sleep helps restore and refine our
In this stage there is rapid eye movements. During REM sleep, your heart rate increases, breathing becomes irregular and your closed eyes dart around in momentary bursts of activity. This is an announcement of the beginning of a dream. Your brain is very active but the brainstem blocks the messages. This leaves your muscles relaxed.When the muscles are relaxed paralyzation of the body may occur. The REM cycle is also called paradoxical sleep because muscles are relaxed but brain and other body systems are very active. In this stage dreams occur. People might have unique and different dreams because there are so many different ideas and thoughts captured in our brain. Even though the ideas are not related, our brain finds a way to connect them all together. Thus resulting in a dream. REM sleep is the shortest stage of the first sleep cycle but the longest stage of the last sleep