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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 · If you're like most people with SAD, your symptoms start in the fall and continue into the winter months, sapping your energy and making you feel moody. These symptoms …

  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 and Winter Depression — Scripps Health

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

  5. Seasonal affective disorder - Wikipedia

    Bright light therapy is a common treatment for seasonal affective disorder and for circadian rhythm sleep disorders.

  6. 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 …

  7. Seasonal Affective Disorder - Psychology Today

    Feb 28, 2022 · Seasonal affective disorder, or SAD, is a type of recurrent major depressive disorder in which episodes of depression occur during the same season each year.

  8. 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, …

  9. How to Handle Seasonal Affective Disorder (SAD)

    6 days ago · How to Handle Seasonal Affective Disorder (SAD) Ronda Hillman MSW, LSW of Aultman Medical Group Behavioral Health and Counseling, shares information about Seasonal …

  10. Explainer | What is SAD? Why seasonal affective disorder makes …

    Jan 10, 2026 · Beat the winter blues – and even summer SAD – with expert tips on light therapy, diet and mindfulness for better seasonal mental health.