Unconfirmed media reports say Nancy Guthrie's pacemaker stopped syncing with her Apple devices. Here's what that means.

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

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.

By Gina Kolata Like an estimated three million Americans, Nancy Guthrie, the 84-year-old mother of the NBC News anchor Savannah Guthrie, has a pacemaker implanted in her chest. Law enforcement ...

A pacemaker from Medtronic, newly approved by the Food and Drug Administration, allows patients to securely transmit data from the pacemaker to their physicians via a smartphone or tablet using ...

Dr. Srihari S. Naidu speaks with Parade to answer all our questions about pacemakers.

December 8, 2011 (Rennes, France) — Remote monitoring of patients with dual-chamber pacemakers "was a safe substitute for conventional follow-ups, decreased the number of [clinic] visits, and enabled ...

Savannah Guthrie’s mom, Nancy Guthrie, had her pacemaker go offline in the middle of the night, which supports the theory that she may have been abducted.

Please provide your email address to receive an email when new articles are posted on . A universal remote monitoring platform was associated with lower mortality and fewer hospitalizations than ...

A: Baseline electrocardiogram of the patient in case 2 demonstrating sinus rhythm with right ventricular pacing. B: The presentation electrocardiogram of the patient in case 2 with pacemaker failure ...