Photo by Cris Saur on Unsplash

Disclaimer: This is a story about sleep. I’m not qualified to provide any health advice. So please treat whatever I say below as general information only.

4-hour sleep is enough

One of my ex-colleagues once told me that he only sleeps 4 hours per day and he can get through the day just fine. I was so jealous of him because I need at least 7 hours of sleep every day to be able to get out of…