EARLIER THIS YEAR, Phil Clapp sat down on a Concept2 machine in London and rowed 1,000 meters in two ... to activate most of your body’s big muscle groups for unparalleled, heart rate-cranking cardio.

Everything you need to know about photoplethysmography (PPG), the technology behind heart rate measurements in fitness ...

The longer a heart is cut off from oxygen ... TransMedics, invented a machine that could eventually change the success rate for organ transplantation, as it can revive hearts after they've stopped ...

A New South Wales man with heart failure lived with the artificial heart for over 100 days while waiting to be matched with a heart donor.

Hartland-based Wearable Technologies is now using its AI platform to streamline health care services at Froedtert South.

"I was 32 weeks pregnant and just was notified of a high heart rate with my watch and went into ... requiring her to be placed on an ECMO machine. Dr. George Christensen, a cardiothoracic surgeon ...