The brain benefits of deep sleep -- and how to get more of it | Dan Gartenberg
REM Sleep Disorder
How to Get More REM Sleep
Mastering the Art of Sleep: Finding the Perfect Balance of Deep, Light, and REM Sleep
REM Sleep - How Much Sleep Do You Need
Too much REM sleep: why do depressed people wake up exhausted? | Human Givens
"Get Quality and Sufficiently Long Deep Sleep" by Dr. Andrew Huberman
Sleep: What's REM Got to do With It
What Happens to Your Body on Little Sleep?
Insomnia: why can't I sleep?
What happens when we sleep?
What Happens To Your Body And Brain If You Don't Get Sleep | The Human Body
Are naps actually good for us? | Sleeping with Science
A walk through the stages of sleep | Sleeping with Science, a TED series
What's REM Sleep - How Much Do You Need?
What causes insomnia? - Dan Kwartler
How lack of sleep affects health and tips for a good night's rest
2-Minute Neuroscience: Sleep Paralysis
How much sleep do you really need? | Sleeping with Science, a TED series