Sperm refers to schizophrenia, and people with schizophrenia can have children if they are under good mental control, but genetic testing methods cannot be performed to check for this disorder. Schizophrenia is not strictly a genetic disease, and there is no current evidence of what genes are associated with schizophrenia, so schizophrenia cannot be detected by genetic testing. In addition, schizophrenia does not have to be passed on to the child, and preparation for having a child can be carried out when the patient’s mental state is well controlled, with standardized pregnancy tests. It is recommended that both spouses go to the hospital to do pre-pregnancy eugenics health checkups to assess whether the body is suitable for pregnancy; quit smoking and drinking, develop good habits, and don’t stay up all night. Moderate exercise to maintain physical health, to avoid prolonged exposure to radiation or pollution in the environment, to get rid of toxic and harmful work environment; maintain a happy mood; avoid heavy physical labor. If patients with schizophrenia have the need to prepare for pregnancy, it is recommended that they go to the hospital in a timely manner, and take reasonable methods of treatment under the guidance of the doctor to promote successful preparation for pregnancy.