Bing found the following results
List of Mental Health Conditions (Psychological Disorders)
Mental disorders - World Health Organization (WHO)
Mental illness - Symptoms and causes - Mayo Clinic
Mental Illness: List of Common Mental Disorders - Verywell Health
Mental Health Disorders: Types, Diagnosis & Treatment Options
Mental Disorders: MedlinePlus
Mental illness - Diagnosis and treatment - Mayo Clinic
Psychological Disorders: Types, Symptoms, Treatment - Healthline
Mental Health Information - National Institute of Mental Health
Depression (major depressive disorder) - Symptoms and causes