Manic-depression: Alternating moods of abnormal highs (mania) and lows (depression). Called bipolar disorder because of the swings between these opposing poles in mood.A type of depressive disease. Not nearly as prevalent as other forms of depressive disorders.anic-depression: Alternating moods of abnormal highs (mania) and lows (depression). Called bipolar disorder because of the swings between these opposing poles in mood.
Quick Answer. Math is crucial to becoming a doctor because doctors use math to determine the right dosage for a drug based on a patient's body type and height. Physicians use mathematical models to conduct medical research.
You need a high school diploma to get into college, which is  required to become a doctor. It is also important that your grades  in high school be as high as possible, and â¦ taking science and math  classes is a definite plus.