Psychiatric hospitals, also known as mental hospitals, are hospital

Hospital

A hospital is a health care institution providing patient treatment by specialized staff and equipment. Hospitals often, but not always, provide for inpatient care or longer-term patient stays....

s specializing in the treatment of serious mental disorders. Psychiatric hospitals vary widely in their size and grading. Some hospitals may specialise only in short-term or outpatient therapy for low-risk patients. Others may specialise in the temporary or permanent care of residents who, as a result of a psychological disorder, require routine assistance, treatment, or a specialised and controlled environment.