- **Definition**: A mental health condition marked by extreme mood swings, including emotional highs ([[Mania]] or hypomania) and lows ([[Depression]]). - **Symptoms**: Mood changes, energy fluctuations, changes in sleep patterns, and altered behavior during manic and depressive episodes. - **Types**: Bipolar I, Bipolar II, and [[Cyclothymic Disorder]]. - **Treatment**: Mood stabilizers, [[psychotherapy]], and lifestyle management.