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.

Nancy Guthrie’s 2 a.m. pacemaker spike on the day she vanished could mean that the elderly woman was involved in a heart rate ...

Pima County Sheriff Chris Nanos provided the public with updates on Tuesday, February 3, regarding the disappearance of Savannah Guthrie’s mom, Nancy Guthrie, including the report that her pacemaker ...

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

Savannah Guthrie's mother Nancy Guthrie's pacemaker has stopped syncing with her Apple Watch, RadarOnline. comcan reveal.

Nancy Guthrie was reported missing on Sunday and investigators believe time is of the essence as the 84-year-old would be in ...

Dr. Naccarelli answers the question: 'Risks Of Implanting A Pacemaker?' — -- Question: What are the risks in having a pacemaker placed? Answer :The insertion of a pacemaker is a common medical ...

Dr. Myerburg answers the question: 'What Does A Pacemaker Feel Like?' — -- Question: Can I tell when a pacemaker is working, will I feel it and is it uncomfortable? Answer :When a pacemaker is ...

A toddler and a dog from Los Angeles have a unique bond that came together thanks to a Philly doctor and a story from CBS ...