First-degree, full relatives of people with either bipolar disorder or schizophrenia had a 3–4% risk of developing the other disorder, whereas the corresponding risk in half siblings was 1.5–2%.

Bipolar disorder (also known as manic depressive illness) is a complex genetic disorder in which the core feature is pathological disturbance in mood (affect) ranging from extreme elation, or mania, ...

In this 2-part podcast series, NAMI Chief Medical Officer Dr. Ken Duckworth guides discussions on bipolar disorder that offer insights from individuals, family members and mental health professionals.

Bipolar disorder causes extreme ups and downs in a person’s mood and energy. People have low-energy moods of depression and high-energy moods called mania (also called manic moods). Just about ...