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

An expert tells PEOPLE why pacemakers have Bluetooth technology, and how it can help locate Savannah Guthrie’s missing mother ...

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

The device also dissolves once it is no longer needed, making invasive removal a thing of the past.

After a 3-hour flight, however, he developed dyspnea and leg edema, and CT pulmonary angiography confirmed acute PE. He was started on rivaroxaban (Xarelto); but while taking it, he experienced ...

Nebraska coach Fred Hoiberg said Friday there were circumstances surrounding his altercation with a court-storming Iowa fan ...

A North Texas man says a simple notification on his smart watch may have saved his life. What started as a routine fitness tracker alert turned into a shocking diagnosis and a life-saving procedure.

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

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-surging struggle with her possible captors, a lead cardiologist speculated ...

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 ...