A small carriage propelled by a steam turbine powered engine was apparently invented by Ferdinand Verbiest, a Belgian, in 1672 while in China. It is argued that this constitutes the first 'car' ever invented, but the design was only 65cm long, had no seats or pilot controls, and was intended as little more than a toy.
Episodes of mood swings may occur rarely or multiple times a year. While most people will experience some emotional symptoms between episodes, some may not experience any. Although bipolar disorder is a lifelong condition, you can manage your mood swings and other symptoms by following a treatment plan. In most cases, bipolar disorder is treated with medications and psychological counseling (psychotherapy). Bipolar disorder care at Mayo Clinic.
Type: Manic and Depressive. Mood swings are the most common symptom of bipolar disorder and are a combination of the manic and depressive symptoms. A mood swing is characterized by high levels of positivity followed by high levels of negativity and depression or vice versa.