1. English
  2. AvatarNastia Nahrebetska
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What is this video about?

What types of sleep do we have?

How do you decipher the word REM?

What stages does non-REM sleep include?

light sleep

restful sleep

deep sleep

calm sleep

difficult sleep

What does REM sleep include?

memory consolidation

energy conservation


How many stages does our sleep cycle include?

Describe each of the stages.

What factors influence our sleep patterns?