How do mental patients immigrate to Canada?

Mental patients cannot immigrate to Canada. According to relevant information: Canadian immigrants require good health, no infectious diseases, a history of mental illness and major surgical experience. Applicants are required to provide a medical report issued by a designated hospital in Canada (valid for one year). If the applicant has any infectious disease or mental illness, he cannot apply for Canadian resident status. If you have a serious physical disability, you can't get Canadian resident status.