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  1. Psychiatric Disorders: Common Types and Symptoms - Verywell Mind

    Nov 12, 2025 · A psychiatric disorder is a mental illness that seriously affects thinking, mood, and behavior. Symptoms of psychiatric disorders include confusion, sadness, and trouble managing …

  2. Mental disorders - World Health Organization (WHO)

    Sep 30, 2025 · A mental disorder is characterized by a clinically significant disturbance in an individual’s cognition, emotional regulation, or behaviour. It is usually associated with distress or impairment in …

  3. List of mental disorders - Wikipedia

    The following is a list of mental disorders as defined at any point by any of the two most prominent systems of classification of mental disorders, namely the Diagnostic and Statistical Manual of Mental …

  4. Mental Disorders: What Are the Types of Mental Health Conditions?

    May 31, 2022 · While not a comprehensive list of all mental health diagnoses, you can learn more about different mental health disorders, their symptoms, and treatments by browsing the list below.

  5. Mental Disorders: Types, Causes & Symptoms - Cleveland Clinic

    There are many different types of mental disorders, like anxiety, depression and schizophrenia. A mental health disorder, also known as a mental illness or psychiatric disorder, is a condition that affects the …

  6. Mental illness - Symptoms and causes - Mayo Clinic

    Dec 13, 2022 · Mental illness, also called mental health disorders, refers to a wide range of mental health conditions — disorders that affect your mood, thinking and behavior.

  7. Common Types of Mental Illness and Their Symptoms

    Nov 10, 2025 · Explore various mental disorders such as anxiety and depression. Learn their symptoms, diagnosis, and treatment.

  8. Mental Disorders | Mental Illness | MedlinePlus

    Apr 11, 2024 · Mental disorders (or mental illnesses) are conditions that affect your thinking, feeling, mood, and behavior. They may happen over a short period of time or come and go.

  9. Psychiatry.org - Home

    3 days ago · APA is an organization of psychiatrists working together to ensure humane care and effective treatment for all persons with mental illness, including substance use disorders.

  10. The 15 Most Common Types of Mental Disorders | 2026

    Discover the 15 most common mental disorders, their symptoms, and how they affect daily life. Learn about treatment options and coping strategies.