Yes but the best is 21:30 - 03:30 :) 21:00 - 03:30 is great.
Discussion
Don’t you feel any side effects? Fatigue, poor performance, mood swings, loss of concentration or memory?
Daytime is super clear and productive. A 45-minute nap in the late afternoon could work wonders, but it’s not essential.
You know, kids usually have school, so they need to go to bed around 9 PM as well.