i dont know about fibromyalgia, though i do know people who are on ssdi from it. If she is going to apply she should apply as soon as possible. you hjave to have work credits for 5 of the last 10 years to qualify ( 20 out of the last 40 quarters). also the longer she has zero income before she files the lower her amount received will be. remember when filling out the forms, it is not just the illness you have that qualifies you but more importantly how the symptoms of that illness and treatments for that illness affect your ability to work. Examples...cant walk very far, cant stand long, cant sit long, difficulty or not able to kneel, reach,climb, difficulty concentrating due to pain or medications etc.