As the search for Savannah Guthrie's mother, Nancy, continues, a cardiologist explains how pacemakers work and if they can be used to track a missing person's location.

JACKSONVILLE, Fla. (Ivanhoe Newswire) – Each year, 200,000 people will undergo a surgery to have a pacemaker implanted. Most pacemakers last six to 10 years. The biggest problem with traditional ...

If you have hypertrophic cardiomyopathy (HCM), and especially if you have obstructive HCM that reduces blood flow out of your heart, you and your doctor may discuss ways to lower your risk of sudden ...