Credit: John A. Rogers/Northwestern University/Cover Images Engineers at Northwestern University in Illinois have developed an ultra-small pacemaker that can be non-invasively injected into the body ...

You must have heard of pacemakers? They are required when the heart's natural system malfunctions, causing it to beat too slowly (bradycardia), irregularly, or even pause. All these can hinder ...

A pacemaker may be useful for atrial fibrillation (AFib) involving a slow heart rate or other heart conduction disorders. However, doctors may recommend lifestyle changes to manage AFib before a ...

With heart failure, the heart becomes enlarged and its electrical systems become stretched. This interferes with how the parts of the heart coordinate to contract and pump blood, making it inefficient ...