Awesome video about sleep: The whys and how to get really good sleep

We had a thread recently about finding useful stuff in strange places... and wow, here is one more.

Somone sent me this Tik Tok vid. I'm NEVER on Tik Tok... but this is a really great vid.

Early to bed and early to rise makes you happy healthy and wise. This shows you the moderns science and reasons bdhind that age old wisdom.