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 ...

Engineers at Illinois' Northwestern University have developed the tiniest pacemaker you'll ever see. It's several times smaller than a regular pacemaker, and it's designed for patients several times ...

Your heart has an internal pacemaker called the sinus node. It's a group of cells, located on top of your heart, that sends electrical signals into the heart and controls your heartbeat. Sometimes, ...

Scientists at Northwestern University unveiled the world's smallest pacemaker. The device is smaller than a grain of rice — and is suited particularly to help newborn babies with congenital heart ...

Doctors are calling a first-of-its kind wireless pacemaker a game changer, saying the newly-approved device will help keep heart patients alive. Barry Lawrence, a 77-year-old Orange County resident, ...

A pacemaker is an electric medical device that’s generally about the size of a matchbox. A surgeon implants it under your skin to help manage irregular heartbeats called arrhythmias. Pacemakers can ...

The human pacemaker Tara the miniature schnauzer received was donated to the canine by medical device company Medtronic Kelli Bender is the Pets Editor at PEOPLE. She has been working at PEOPLE since ...

As it turned out, that tragedy hastened Catherine’s decline. Only 15 months later, she also passed, aged 70. Now I want to ...