Data from Nancy Guthrie's pacemaker has helped shed light on the events leading up to her kidnapping, but there are significant limits in how much data the devices can collect. Most importantly for ...

A pacemaker, which unconfirmed media reports say Nancy Guthrie has, does not contain GPS and cannot be used to track a person's location. A pacemaker will continue to function even if it stops syncing ...

Balance athletic goals with arrhythmia risk: match the device model and sensor to the sport, and use stress testing to set detection zones and avoid inappropriate therapy.

Forbes contributors publish independent expert analyses and insights. A physician who writes about challenges with navigating healthcare. Pacemakers are not designed or approved to provide real‑time ...

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

Nancy Guthrie’s pacemaker stopped syncing with her Apple devices predawn Sunday, a Tuesday report said as the search for the mother of NBC News star Savannah Guthrie reached into a third day. The ...

DENVER (KDVR) — One part of the investigation into the disappearance of “Today” show host Savannah Guthrie’s mother focuses on the missing woman’s implanted medical device. Investigators found Nancy ...

Imagine a heart patient with a pacemaker—one of the millions who rely on these tiny, implanted devices to keep their hearts beating steadily. While pacemakers save lives every day, their ability to ...

Authorities are investigating the disappearance of Nancy Guthrie, 84, who was last seen at her Arizona home on Sat. Jan. 31 Sean Mandell is a Senior Reporter at PEOPLE. He joined PEOPLE in 2025. He ...

It has been four days since Savannah Guthrie's mother Nancy was abducted from her home in the middle of the night. Police have said they still hope to find the 84-year-old alive, but fears are growing ...