1.It is an important period for the brain and body to repair, reorganize, and restore energy.
2.Stages N1-N2 are considered light sleep phases, during which the brain is in a transitional and relaxed state. Stages N3-N4 represent deep, restorative slow-wave sleep. The fifth stage is REM sleep, characterized by dreaming, heightened brain activity, and paralyzed muscles, preventing movement while sleeping.
3.Teenagers aged 13 to 18 typically need 8 to 10 hours.
4.Meditate or practice deep breathing
5.The environment is dim and peaceful.
6.Refers to the 4-hour rest period between two sleep sessions at 10 p.m. and 2 a.m.Refers to the 4-hour rest period between two sleep sessions at 10 p.m. and 2 a.m.7.Establish a fixed schedule/maintain a regular routine: Go to bed and wake up at the same time every day.