How Can Painful Wrist Be Treated?

I've been doing Insanity for two months now and all of a sudden my right wrist hurts. I am unable to put weight on it to do push ups, unable to flex my wrist and there is swelling on the left side of my wrist. do i need to see a doctor or just lay off of it for awhile. I do have a brace on it now that I got at the store