A healthy heart beats 60 to 100 beats per minute, but when that rate slows down, patients require a pacemaker. Experts say traditional versions are bulky and need two ...

The human heart rate is under the influence of various hormonal and neural control mechanisms. Normally, conduction of an electrical impulse through the heart begins at the sinoatrial (SA) node and ...

A research team headed by Keon Jae Lee, PhD, of the Department of Materials Science and Engineering at the Korea Advanced Institute of Science and Technology (KAIST), and Boyoung Joung, MD, of the ...

Millions of people worldwide live with a pacemaker that regulates their heartbeat, but exactly what are these devices and how do they work? Pacemakers can save the lives of heart patients by ...

The wire-free pacemaker could benefit patients recovering from cardiac surgery, without the need for added operations to remove it. Reading time 2 minutes A team of scientists created a novel type of ...

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 ...

Balance athletic goals with arrhythmia risk: match the device model and sensor to the sport, and use stress testing to set detection zones and avoid inappropriate therapy.

The human heart is a highly complex pump made of muscle, complete with its own electric power system, supplying the energy and oxygen it needs to function. The heart’s pumping action is regulated by ...