On my first day of medical school I could not have told you exactly what a heart attack was. I knew it was related to some kind of blockage, but I didn’t know exactly how, where, or why. And though I’m not sure whether anyone yet can explain exactly why, the research continues to bring us closer to answers. At a certain point though, I did begin to understand what heart attacks are, and that is what I’d like to discuss today.  Continue reading →