23.7.18

National geographic on sleep

Peak logical reasoning is 10am to noon and highest muscle strength is at 5pm.

"Even small adjustments in sleep can be problematic. The Monday after a daylight saving time change in the U.S., there’s a 24 percent increase in heart attacks, compared with other Mondays, and a jump in fatal car crashes too."

https://www.nationalgeographic.com/magazine/2018/08/science-of-sleep/

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