Bipolar disorder is a mental disorder that attacks a person's psychological condition characterized by mood swings are very extreme form of depression and mania. Sufferer's mood can change suddenly between two poles (bipolar) is the opposite of happiness (mania) and sadness (depression) to the extreme.
Everyone in general have experienced a good mood (high mood) and bad mood (low mood). However, a person suffering from bipolar disorder have mood swings (mood swings) extreme feelings easy pattern changed drastically. One time, a person with bipolar disorder can feel very enthusiastic and excited (mania). When changing a bad mood, he can be very depressed, pessimistic, hopeless, even to have a desire to commit suicide.