DEAR DR. ROACH: Is it possible for a person to reach the age of 70 and just now be diagnosed with bipolar disorder? Are there degrees of impairment, like with autism — some worse than others? — C.S.   ANSWER: The hallmark of bipolar disease is mania. “Mania” has a specific meaning in psychiatry: It’s … Continue reading TO YOUR GOOD HEALTH: Bipolar disease takes four different forms