Mental hygiene aims to promote and preserve mental health through prevention, early treatment, and cure of mental illnesses. It focuses on preventive measures like developing individuals' potential, emotional maturity, personal security, and healthy relationships. Preservative measures provide knowledge of mental disorders and therapies. Curative measures suggest rehabilitation and readjustment for maladjusted or mentally ill persons. The overall goal is to help people develop essential abilities to be socially adequate and emotionally stable individuals.