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  1. Seasonal Affective Disorder - National Institute of Mental Health …

    Information about seasonal affective disorder (SAD), a type of depression, including signs and symptoms, how SAD is diagnosed, causes, and treatment options.

  2. Seasonal affective disorder (SAD) - Mayo Clinic

    Dec 14, 2021 · Seasonal affective disorder (SAD) is a type of depression that's related to changes in seasons — SAD begins and ends at about the same times every year. If you're like most …

  3. SAD Definition & Meaning - Merriam-Webster

    The meaning of SAD is affected with or expressive of grief or unhappiness : downcast. How to use sad in a sentence.

  4. Seasonal Affective Disorder - Johns Hopkins Medicine

    What is seasonal affective disorder? Seasonal affective disorder (SAD) is a type of depression. It happens during certain seasons of the year, most often fall or winter. It is thought that shorter …

  5. Seasonal Affective Disorder and Winter Depression — Scripps Health

    2 days ago · Winter months can trigger seasonal affective disorder (SAD). Learn the signs, risk factors and ways to manage seasonal depression.

  6. Seasonal Affective Disorder - What is SAD? | SAMHSA

    Apr 24, 2023 · Seasonal Affective Disorder (SAD) is triggered by changes in seasons. This form of depression usually occurs during the fall and winter months when there is less sunlight, and …

  7. Seasonal Depression - Symptoms, Causes, Treatments

    Apr 30, 2024 · Seasonal depression, also known as seasonal affective disorder (SAD), is a mood disorder that happens every year at about the same time. It usually starts in fall or winter and …

  8. Seasonal Affective Disorder (SAD) - Mental Health America

    Seasonal depression, also known as seasonal affective disorder (SAD) or the “winter blues,” is a subtype of depression or bipolar disorder that occurs and ends around the same time every …

  9. Major Depressive Disorder with a Seasonal Pattern - NAMI

    Major Depressive Disorder with a Seasonal Pattern (formerly known as seasonal affective disorder, or SAD) is characterized by recurrent episodes of depression in late fall and winter, …

  10. Dear Doctor: What is seasonal affective disorder, and how

    2 days ago · I know that light therapy is used for seasonal affective disorder (SAD), and I would like to try it. How do I know which light box or lamp is a good choice?