 He does have a history of multiple medical problems including atrial fibrillation, he is on Coumadin, which is currently subtherapeutic, multiple CVAs in the past, peripheral vascular disease, and congestive heart failure. 
He does have a history of multiple medical problems including atrial fibrillation , he is on Coumadin , which is currently subtherapeutic , multiple CVAs in the past , peripheral vascular disease , and congestive heart failure .