The conclusion of bipolar disorder is a mental illness that is characterized by extreme mood swings. These mood swings can range from periods of intense happiness or energy (known as mania) to periods of deep depression. Bipolar disorder can be a very debilitating condition, affecting a person's ability to work, study, and have healthy relationships. While there is no cure for bipolar disorder, there are treatments available that can help manage the symptoms and allow people to live relatively normal lives.