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  1. Bipolar disorder - Symptoms and causes - Mayo Clinic

    Aug 14, 2024 · Bipolar disorder, formerly called manic depression, is a mental health condition that causes extreme mood swings. These include emotional highs, also known as mania or …

  2. Bipolar disorder - Wikipedia

    Bipolar disorder is characterized by episodes of mania or hypomania and depression.

  3. Bipolar Disorder (Manic Depression): Symptoms & Treatment

    Apr 12, 2022 · What is bipolar disorder? Bipolar disorder (formerly known as manic-depressive illness or manic depression) is a lifelong mood disorder and mental health condition that …

  4. Bipolar Disorder - National Institute of Mental Health (NIMH)

    What is bipolar disorder? Bipolar disorder (formerly called manic-depressive illness or manic depression) is a mental illness that causes clear shifts in a person’s mood, energy, activity …

  5. Bipolar disorder - World Health Organization (WHO)

    Sep 8, 2025 · Bipolar disorder is a mental health condition that affects a person’s mood, energy, activity and thought and is characterized by manic (or hypomanic) and depressive episodes. …

  6. Bipolar Disorder: Types, Symptoms, Treatment - Healthline

    Jun 13, 2025 · Bipolar disorder is a mental health condition marked by large changes in mood from mania to depression. The National Institute of Mental Health says that 2.8% of U.S. …

  7. What is Bipolar Disorder? | SAMHSA

    Apr 24, 2023 · Bipolar disorder is a serious mental illness that causes unusual shifts in mood, ranging from extreme highs (mania or “manic” episodes) to lows (depression or “depressive” …

  8. What Are Bipolar Disorders? - Psychiatry.org

    Bipolar disorders are mental health conditions characterized by periodic, intense emotional states affecting a person's mood, energy, and ability to function. These periods, lasting from days to …

  9. Bipolar Disorder - Johns Hopkins Medicine

    What is bipolar disorder? Bipolar disorder is a mood disorder. It causes you to have cycles of extreme mood changes that go beyond normal ups and downs. You will have periods of …

  10. Bipolar Disorder - MedlinePlus

    Oct 17, 2023 · What is bipolar disorder? Bipolar disorder is a mood disorder that can cause intense mood swings: Sometimes you may feel extremely "up," elated, irritable, or energized. …