Some of my over 40 male patients are concerned about whether or not they may have erectile dysfunction. We go over their symptoms (see below) and often times they do have a classic ED picture. However, when I ask these patients if anyone in their family has had heart disease, they’re frequently baffled at what that has to do with their ED? As I explain, though there are other causes of ED, recent research has shown that a man’s heart health can also be directly related to ED symptoms. Here’s why.