The ability of mental illnesses to heal themselves depends on the specific circumstances, some can heal themselves, some can not, as follows: 1, can heal themselves: mental illnesses are divided into many kinds, there are schizophrenia, depression, mania, neurosis and many other mental illnesses, mental illnesses can heal themselves, depending on which mental illness, there are some relatively mild mild psychiatric symptoms, or some mild adaptation disorders, can heal themselves. The majority of mental illnesses can be self-healing, but most of them still need to be diagnosed in the psychiatric department of a public hospital first to clarify the extent of the disease.2. Not self-healing: Some diseases, such as schizophrenia, depression above the moderate level, moderate to severe depressive episodes, anxiety attacks, may be more difficult to self-heal, and may require some medication or psychotherapy to gradually restore health.