My husband had a mild heart attack in June 2010. He had just turned 60 in May and has been a life long cigarette smoker. He had an angiogram , and five stents inserted after the attack. no heart damage. He continues to smoke a package a day. He only takes the blood thinner medication and refuses to do any follow up with doctors. My question is about his mental condition. It is as if his personality has changed. He claims he no longer loves me (he has been impotent for years), feels he ?