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

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

Add Yahoo as a preferred source to see more of our stories on Google. The new CRT device helped to significantly reduce the size of people’s hearts - Charles O'Rear/Getty Heart failure symptoms have ...

Your heart’s job is to keep your pulse steady to pump blood throughout your body. Sometimes your heart rate is slower when you’re relaxing, and sometimes it’s faster when you’re exercising or stressed ...

Robert Kowal, MD, tells MD+DI how he became involved with the development of Medtronic's Micra leadless pacemaker.

Heart failure symptoms have been reversed in patients with a new pacemaker that changes how the heart is fuelled. Scientists ...