Conversation: The conversation between human and AI assistant.
[|Human|] My fathers age  now 72 years old  20 years  before he had Ist heart attack then after 2 attacks  his open heart surggery in 2 times now he is very weak his heart is working only 15% time to time hospitalize  now facing breathing problems and cough and cold problems but  i have no any knowledge  of medician please suggest me with explain
[|AI|]  Thanks for your question on Chat Doctor. I can understand your concern. Recurrent heart attacks weaken heart an Chat Doctor.  Heart function of 15% is considered as very, very low. With this kind of heart, patients usually show heart failure repeatedly. Most common symptoms for heart failure are edema feet, breathing difficulty, recurrent chest infections (due to pulmonary edema) etc. So this kind of patients need diuretics, digoxin and other cardiac supportive