Bipolar disorder exists on a spectrum rather than as a single, uniform condition. This fundamental characteristic explains why two people with the same diagnosis can experience dramatically different ...

Anger can be a symptom of bipolar disorder — but why does it escalate into intense rage? Here’s how to manage it. Tick-tock, tick-tock, goes the anger clock. Jeffrey M.’s wife has just said something ...

For decades, schizophrenia and bipolar disorder have been diagnosed from the outside in, through behavior, mood, and memory rather than the cells and circuits that go wrong. Now a new wave of brain ...