Early, you can prescribe things that might save lives, like stattens. >> absolutely. we call this the holy grail of cardiology. so many times patients come in, can you tell me, what is my chance of a heart attack or stroke. i can't always give them a perfect answer, so to have another tool where i could help them predict and most importantly, as you said, gets them on the road to prevent, it's so cool in or roles as cardiologists, knowing that information could really save lives. the researchers are hoping this could be a widespread population-based screening tool. for example, many people go ...