A device that can pick up certain electronic signals is being used in the search for Nancy Guthrie, as it may detect ...

The 84-year-old's pacemaker was disconnected from the app on her phone the night she went missing just before 2:30 a.m.

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

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

Cybersecurity expert Morgan Wright explains why Nancy Guthrie’s pacemaker is critical in her disappearance on 'Fox & Friends ...

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

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 ...

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

The heart devices do not track location, nor do they transmit across large distances. Like an estimated three million Americans, Nancy Guthrie, the 84-year-old mother of the NBC News anchor Savannah ...

The FBI is using "sophisticated" technology to try to locate Nancy Guthrie's pacemaker, as the search for the mother of US TV host Savannah Guthrie enters its third week.

Engineers at Illinois' Northwestern University have developed the tiniest pacemaker you'll ever see. It's several times smaller than a regular pacemaker, and it's designed for patients several times ...