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

Two types of implantable cardioverter defibrillators can reduce the risk of sudden cardiac death with HCM. Pacemakers and implantable loop recorders also may be options.

In the modern healthcare setting, a key component of care is continuous monitoring of patients and their cardiac function.