How Do Teenagers Sleep Differently? | Matthew Walker
Are naps actually good for us? | Sleeping with Science
How Much Sleep Do You Actually Need?
How much sleep do you really need? | Sleeping with Science, a TED series
What happens when we sleep?
What would happen if you didn’t sleep? - Claudia Aguirre
How Sleep Affects Your Brain
How Much Sleep Do You Really Need? - Professor Of Neuroscience
Sleep deprivation can lead to a 300-400% increase in being depressed and anxious
How many hours of sleep a night do I need?
8 時間の睡眠は必要ではない理由を医師が解説します。
What causes insomnia? - Dan Kwartler
Why some people can thrive on less sleep – BBC REEL
Do Depressed People Need More Sleep? How To Do Wake Therapy
6 tips for better sleep | Sleeping with Science, a TED series
Hypersomnia, Causes, Signs and Symptoms, Diagnosis and Treatment.
How to deal with your insomnia — and finally get to sleep | Sleeping with Science
裸で寝てはいけない理由!
Sleep deprivation test with a spoon - are you sleep deprived?
Science Explains How Much Sleep You Need Depending on Your Age