If you don't have any confidence in your doctor, it might be time to find a new one. If you haven't been feeling yourself lately and have gone through numerous tests without any answers, you might be feeling frustrated and unheard.Or, if you have been told you have a life-threatening illness, how do you know if you should research and find a different doctor for a second opinion?Listen in as Dr. Neil Spector shares when you should consider asking for a second opinion.