Signs and Symptoms of Bipolar disorder
Little need for sleep
Poor temper control
Reckless behavior and lack of self-control
Very elevated mood
Daily low mood
Difficulty concentrating or remembering
Fatigue or lack of energy
Thoughts of death or suicide
Loss of self-esteem
Trouble sleeping or sleeping too much
Pulling away from friends and family
Keep in mind that the manic state can last for several weeks to several months. It is possible to be in whats called a mixed state and that is when the symptoms of one phase overlaps the other.
The link below will take you to a site where you can take a bipolar self-test!