I am 49 years male male, I am on anticoagulant (acitrom 4 mg/day) tablets since from 2008 due to sinus thrombosis (blood clotting). I have bp with daily amodep tab 5 mg. Since from many year I have problem with my breathing (lungs) when I walking fastly as well as getting up stair. Now these days it became worst. I can't manage or walk towards 2nd floor without lift. It's been very crucial when I have to run fast hurry. Kindly suggest is it related heart or lung problem. please suggest which doctor will be good consult. Thank you. Rajesh gajakosh mobile.