WHY IS MY HAIR STILL BREAKING AND FALLING OUT?

PLEASE SOMEONE HELP ME IM DESPERATE HERE...MY HAIR WAS DAMAGED EVER SINCED I BLEACHED IT TWICE A FEW MONTHS AGO..SO THE OTHER DAY I DEICIDED TO CUT IT TO MAKE IT GROW NORMAL AGAIN..WELL ITS FALLING OUT AND BREAKING EVEN MORE, IDONT KNOW WHAT TO DO AT THIS POINT,MY NEXT STEP IS TO SEE A HAIR DOCTOR OR JUST COMPLETELY CUT IT ALL OFF..IS THE FOLLICLE/ROOT DESTROYED ??? PLEASE HELP ME