Matthew Walker's 'Why We Sleep' Is Riddled with Scientific and Factual Errors

Alexey Guzey
https://guzey.com/books/why-we-sleep/

Excellent write-up by Alexey Guzey who scrupulously reviewed part of Why We Sleep: Unlocking the Power of Sleep and Dreams
By Matthew Walker · 2017Why We Sleep and listed the issues.

Excerpts

No, you can’t randomly cite 2,000-page-long books and hope nobody will read them.