“Am I Dying?!”: Doctors break down what makes a common symptom serious

It can be hard to tell when your physical symptoms are a sign of something serious. In their new book, “Am I Dying?!: A Complete Guide to Your Symptoms–and What to Do Next,” cardiologists Christopher Kelly and Marc Eisenberg break down when to relax, call your doctor, or go to the ER. Kelly and Eisenberg join “CBS This Morning” to discuss some of the most common symptoms people experience and when it’s time to get to the doctor.