TIL: About 30% of people are naturally "night owls," a preference known as a chronotype, which is largely genetic and is not due to a lack of discipline. Forcing a night owl to adhere to an early schedule can lead to chronic sleep deprivation and associated health problems.

https://www.uclahealth.org/news/article/early-bird-or-night-owl-how-your-chronotype-affects-your…
#til #todayilearned
https://www.reddit.com/r/todayilearned/comments/1ocxu4e/til_about_30_of_people_are_naturally_night_owls_a/