of course it can. especially when you are going through a manic episode. when you are it is best to try and take it easy for a few days and not do anything that involves decision making. i am bipolar 1 i've learned to live with it and i am doing just fine. do your research and get a good understanding about this behavior disorder it's best when you know what you have so that you can deal with it on your own and live a normal fulfilling life.
can bipolar affect decision making