Studies have shown that more than half of people sleep with their bedroom door open. … You should always close your door when you go to bed. A closed bedroom door can slow the spread of flames, decrease temperatures, reduce smoke inhalation, and improve oxygen levels in the room.
Why is my door not closing properly?
Wonky hinges are responsible for most door closing issues, so make sure to examine them before anything else. Loose screws or a door that appears to be sagging are the main signs that the hinges need a refresh.
Why does my door hang crooked?
Skewed doors, or doors that tilt down inside the jamb, are almost always the result of loose hinges. It happens when hinges lose their grip on the jamb from attrition, abuse, improper installation or stripped screws. This type of tilt causes the top corner of the door to rub or bind on the jamb.