They've recently discovered that, during your deep sleep phase, waste products are washed out of the brain each night. Not getting deep sleep may be part of how people get Alzheimer's. Amazing, but wow does it make sense.

--

Scientist. Writer. Meditator. Blue Tantrika. Mystical Rabbi. Climate & Human Rights Activist. I’m a man of few words, except when I open my mouth.

Love podcasts or audiobooks? Learn on the go with our new app.

Get the Medium app

A button that says 'Download on the App Store', and if clicked it will lead you to the iOS App store
A button that says 'Get it on, Google Play', and if clicked it will lead you to the Google Play store
John Levin

John Levin

Scientist. Writer. Meditator. Blue Tantrika. Mystical Rabbi. Climate & Human Rights Activist. I’m a man of few words, except when I open my mouth.