What is wrong with me? can i be diagnosed with something are their support groups out there for people like me?

I AM INDECISIVE, CLUELESS MOST OF THE TIME, I CAN'T KEEP A JOB TO SAVE MY LIVE(NOT BECAUSE THEY FIRE ME... I JUST CAN'T GET MYSELF TO STICK TO IT) , WONT COMMIT TO SCHOOL, AND NEVER KNOW WHAT IS GOING ON. I DON'T SLEEP MUCH AND FOR THE MOST PART RUN AROUND LIKE A CHICKEN WITH MY HEAD CHOPPED OFF AND ITS RUINING MY MARRIAGE. HELP ME PLEASE!!!