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

Nancy Guthrie's pacemaker stopped syncing with her Apple devices before her disappearance, a detail emerging as police shift ...

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

Routine echocardiographic screening followed by specialist heart failure services could improve outcomes for patients with pacemakers, according to a study led by the University of Leeds and Leeds ...