It's because their brains naturally work on later schedules and aren't ready for bed. During adolescence, the body's circadian rhythm (an internal biological clock) is reset, telling a teen to fall asleep later at night and wake up later in the morning.
Teens brains work at a later schedule. Due to this they usually stay up late.
Explanation: During adolescence, the body's circadian rhythm (an internal biological clock) is reset, telling a teen to fall asleep later at night and wake up later in the morning.
If you don’t learn history you are condemned to repeat it. Children sometimes don’t learn and repeat bad things so not learning history is kinda like that.