I go from a manic mood to a life is overmood for no reason and it's making me miserable. is there anything a professional could do to help?

YES: A psychiatrist can take a cafeful history, make the proper diagnosis and start the proper therapy.

YES!: Many conditions can fit these descriptions, including bipolar disorder. It sounds like this is affecting your life and you are looking for help. Prompt evaluation by a mental health professional will get you on the right path. There are many effective treatments for mood disorders.

Ask for help: Ask to see a psychiatrist who will evaluate and make a recommendation like therapy, or medication.