5 Heart Tests You Don’t Need, 4 You Do

How heart smart are you? Do you know what your gums have to do with your heart? Or what the most dangerous day of the year is for a heart attack? Or the best type of pet for someone who has had a heart attack? And what about some of those tests your doctor might want to order, like a heart calcium scan or an exercise stress tests — do you really need them? Nationally known heart experts Steven Nissen, …