You must have heard of pacemakers? They are required when the heart's natural system malfunctions, causing it to beat too ...

Learn about swimming with a pacemaker, including when it’s safe to resume swimming and what precautions to take after surgery to protect your health.

The heart may be small, but its rhythm powers life. When something throws that rhythm off—especially after surgery—it can become a race against time to restore balance. For decades, doctors have ...

Engineers at Northwestern University have developed the world’s smallest pacemaker. It’s so small, as a matter of fact, that it fits inside the tip of a syringe. This means that it’s injectable, so ...

The tiny pacemaker sits next to a single grain of rice on a fingertip. The device is so small that it can be non-invasively injected into the body via a syringe. Northwestern University engineers have ...