Researchers at Northwestern University just found a way to make a temporary pacemaker that’s controlled by light—and it’s smaller than a grain of rice. A study on the new device, published last week ...

Sixty-seven years ago on Halloween, a rolling power outage wreaked havoc across the Twin Cities and at the University of Minnesota hospital, where cardiac patients were relying on electrical ...

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

The Pacemaker can turn anyone into a portable DJ, or at least will give that impression. The black handheld device has a 120 GB hard drive inside the system that they describe as “peanut butter and ...

DEAR DR. ROACH: Do people with pacemakers need to be concerned about wireless devices? -- B.L. ANSWER: In most cases, there is very little risk to a pacemaker from wireless devices. However, there are ...

If your heart beats too slowly or gets out of rhythm, a pacemaker can send an electrical pulse to that muscle and get it back on track. To do that, pacemakers need generators with batteries, and ...

Though a Northwestern-developed quarter-size dissolvable pacemaker worked well in pre-clinical animal studies, cardiac surgeons asked if it was possible to make the device smaller. To reduce the size ...