symptoms mania bipolar

What are the symptoms of bipolar mania?
Bipolar disorder causes dramatic mood extremes of being too aggressive (mania) to feeling very sad or low energy (depression) Mania may cause a person to: * feel very happy or very irritable. * Has a very high opinion of itself itself (inflated self-esteem). * You do not need as much sleep as usual (feel rested after 3 hours of sleep). * Talk more than usual. * Be more active than usual. * Have difficulty concentrating because of having too many thoughts at once (racing thoughts). * Is easily distracted by images and sounds. * To act impulsively or reckless things, like go shopping, drive recklessly, get into foolish business, or frequent, indiscriminate, or unsafe sex risk.