Cerebrospinal fluid washing in and out of the brain - GIF

MRI image showing cerebrospinal fluid washing in and out of the brain during sleep.

<video controls autoplay loop> <source src="https://diqn32j8nouaz.cloudfront.net/sleep_spinal_fluid.mp4" type="video/mp4"> Your browser does not support the video tag. </video>

More:
https://www.bu.edu/articles/2019/cer...-during-sleep/


Previously:

https://www.homemadetools.net/forum/...095#post125771
https://www.homemadetools.net/forum/...452#post122472
https://www.homemadetools.net/forum/...756#post206272
https://www.homemadetools.net/forum/...601#post205653
https://www.homemadetools.net/forum/...844#post194382

No wonder I am so tired when I wake up in the morning.

No wonder I feel like I cannot move when I wake up in the morning.