Talking to yourself may be a disease, including schizophrenia, dyslexia, mental retardation, dementia, etc., as follows: I. Schizophrenia: It may be a very serious mental illness, also known as schizophrenia, if frequently talking to yourself, no one is next to you, but you are talking to yourself constantly, talking to yourself constantly very, hallucinatory pathological manifestations, hallucinations, appearing Further, it may be a manifestation of schizophrenia. Second, dyslexia or mental retardation: these patients are prone to the manifestation of talking to themselves. Some people with dyslexia need to keep talking out their thoughts or reading out the words they see, as if they are talking to themselves, so that they can understand what they are saying. Patients with mental retardation also talk to themselves frequently, talking to themselves. Third, dementia: There are some elderly people, these people will be very withdrawn and lonely, so they become easy to talk to themselves. It must be noted that there are some people who are normal, if these elderly people are especially lonely, have no one to take care of them and no friends, and their own attention and memory decline, accompanied by talking to themselves, it is very likely to be a manifestation of the disease of dementia. If the symptoms of talking to yourself appear, you must pay attention to it and seek timely treatment.