mode
Regularity
Go to sleep and wake up at the same time
If you feel drowsy try to cheer up
Sleep and wake periods
Night sleep is preferable to daytime sleep
Sleep in total darkness
Do not use gadgets before going to bed
Turn off your phone, TV, and other devices that emit electromagnetic waves
Аs the time for sleep approaches, reduce the brightness of the lighting in the room
A healthy atmosphere in the room is the key to a good sleep
Ventilate the room
Get rid of possible noise sources
Тhe room has a comfortable temperature:18-22°C
Сomfortable bed