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

Information about Nancy Guthrie's pacemaker helped authorities piece together a new timeline in her kidnapping. Can the ...

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.

The Polar H9 is our selection for the best-value heart rate monitor in our heart rate monitors for cycling guide. That value ...

Many people wear smartwatches or use some type of wearable device that tells you about your health and your heart, but a ...