There is nothing to beat a good night’s restful sleep to maintain your daily wellbeing. But, do you know that there are different types of sleep? The body goes through different stages of sleep during the night. REM or active sleep makes up an important part of our sleep as it is said to help with memory and is crucial to the overall health of human beings. If asked to define what is sleep, it is apparent from current knowledge that sleep has many functions and the individual would surely suffer from its deprivation. Studies on what is sleep all about and its related disorders are being carried out extensively today.

In this article, you will find out what the latest electroencephalograph (EEG) device can do and how sleep-related data and brain electrical impulses are recorded and used to understand more about what is sleep. Besides that, you will also learn … [read on: What is Sleep]

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