I had a strange experience as I was leaving a plane a couple of weeks ago.

A distinguished-looking man, older than I, tapped me on the shoulder, and said, “I apologize for the intrusion, but I have been sitting behind you, and I noticed that your earlobes have clear creases in them. This is a sure sign that you either have heart disease or will have it, and are at risk of a heart attack. I just thought you should know.”

Now, as it happens, I know about the supposed link between heart attacks and earlobe creases, and even asked my cardiac specialist about it. He said that 1) some studies had found a statistical link; 2) no study had proposed any good reasons for the link, if there was one; 3) it wasn’t worth worrying about; and 4. one can only address the cardiac risk factors that can be changed, and one can’t change the creases in one’s earlobes. Continue reading →