I looked up Hyperthymic/hyperthymia, so you don't have to...: Hyperthymic temperament, or hyperthymia ... is a proposed personality type characterized by an ex

I looked up Hyperthymic/hyperthymia, so you don't have to...: Hyperthymic temperament, or hyperthymia ... is a proposed personality type characterized by an exceptionally, or in some cases, abnormally positive mood and disposition. It is generally defined by increased energy, vividness and enthusiasm for life activities, as opposed to dysthymia. (from wikipedia)