Bipolar disorder is a term that's thrown around much too often. It is an actual chemical imbalance in your brain that causes extreme mood swings in a very short period of time. To be diagnosed as bipolar, many hours of observation must be done by a professional, and medication can be prescribed to ease and control the symptoms. [Been there, done that: I'm bipolar, schizophrenic, and I have OCD and PTSD. I'm a mess, I know].