Too much REM sleep: why do depressed people wake up exhausted? | Human Givens
The brain benefits of deep sleep -- and how to get more of it | Dan Gartenberg
REM Sleep - How Much Sleep Do You Need
How to Get More REM Sleep
What's REM Sleep - How Much Do You Need?
Sleep: What's REM Got to do With It
The surprising health benefits of dreaming | Sleeping with Science
REM Sleep Disorder
Is hitting the snooze button bad for you? #sleep
AMA #4: Maintain Motivation, Improve REM Sleep, Set Goals, Manage Anxiety & More
Why you're still tired after getting 8 hours of sleep
Violent dreams: Diagnosing REM sleep behavior disorder
The Danger of Sleeping Too Much
A walk through the stages of sleep | Sleeping with Science, a TED series
Dr. Matt Walker: The Science & Practice of Perfecting Your Sleep
How to Get More Deep Sleep!
How much sleep do you really need? | Sleeping with Science, a TED series
What causes insomnia? - Dan Kwartler
Insomnia: why can't I sleep?
Sleep apnea dreams are different, here's why - Dr Kaveh LIVE