Sometimes our bodies need a boost. Millions of Americans rely on pacemakers—small devices that regulate the electrical impulses of the heart in order to keep it beating smoothly. But to reduce ...

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 ...

A team of researchers has developed a wireless device, powered by light, that can be implanted to regulate cardiovascular or neural activity in the body. The feather-light membranes, thinner than a ...