Mechanical and electrical energy are linked and can be exchanged back and forth. Just like ultrasound converts electrical voltage into pressure or sound, we can engineer similar materials onto ...

A revolutionary pacemaker that re-establishes the heart's naturally irregular beat is set to be trialled in New Zealand heart patients this year. A revolutionary pacemaker that re-establishes the ...

While modern pacemakers have proven an invaluable and lifesaving medical tool, the way they regulate the pace of the heart differs from the varying beat of the organ in a healthy individual.

The sinoatrial (SA) node is the natural pacemaker of the heart. It generates electrical impulses that cause the heart’s chambers to contract, setting the heart rate. The SA node typically generates 60 ...

Walking at a brisker pace could slash the risk of heart rhythm problems, according to a study. The findings “suggest brisk walking may be a safe and effective exercise to reduce arrhythmia”, which ...