I have obsessive-compulsive disorder and serious cleanliness addiction, and now I feel that I don't know what is clean and dirty, what should be cleaned up and what is fundamental.

Hello, this situation belongs to obsessive-compulsive disorder, a mental illness, which is mainly manifested in compulsive actions such as washing hands repeatedly, locking doors or forcing people to think about numbers. The specific reason is not clear at present. Generally speaking, the treatment effect of obsessive-compulsive disorder is poor, there are many residual symptoms and the recurrence rate is high. Generally, systematic drug therapy and psychotherapy are needed to alleviate it.