There are many loopholes in the scientific "ghost press", and many places don't make sense.
I used to have the same experience at school and with my roommates in the dormitory.
In this case, you can buy a string of hand beads and wear them after the Taoist temple opens.
Or ask for amulets to wear.
If you think this is superstition, forget it.
If you don't understand anything, chat with me on Baidu Hi.
Remember, don't write eight characters, and don't give them to others casually.
Immortals are precious and infinite people.
Wu Fusheng Tianzun