Summary: Most people know the dangers of smoking cigarettes and getting lung cancer, but did you know that, just like nicotine cigarettes, e-cigarettes, are bad for your heart and can cause heart attacks? Cardiologist <a href="http://healthcare.utah.edu/fad/mddetail.php?physicianID=u0874835">Dr. John Ryan</a> talks about what they do to your heart and why e-cigarettes should really scare you.
