It is easy to be obstructed by external forces, unable to do things, regardless of right and wrong, and health is easily affected, especially during sleep, which is prone to neurasthenia.
Solution:
Hang a curtain on the door, which is lower than the shoulder. If you want to improve Feng Shui, you can get a crystal curtain online. It doesn't have to be all crystal, but a curtain will do.
Bagua melon with an opening on the door, or Five Blessingg melon.
If the students face north, change the nozzle of the fire hydrant opposite you, and don't point it at your dormitory!
Good luck. It is good to wear beads or jade. Don't put Chinese knots in the house. You can have plush toys, but don't put human dolls! !