yeah, heart disease has nothing to do with diet or exercise. but it will never be popular because people like to feel in control, like they can do something to stop death. that and keeping people scared makes it easier to sell them crap.
he was a unique actor, when he was cast for a role he made sure no one else could ever play it. his presence will be missed.
actually a healthy diet and exercise helps but if you were born with a heart disease it only prolongs an early death, saying it is just a marketing strategy to sell things is just an excuse you use to not look after yourself