The Galaxy Watches, including the Watch 4, use a PPG sensor. The technology is very efficient at measuring your heart rate ...

Factors including stress, hormones, anxiety, medication, and physical activity also contribute to what may be considered a ...

Choosing the best heart rate monitors isn’t just about accuracy, which is improving with each passing yea. But it’s also a question of comfort, with the best HRMs able to sit on different ...

Resting heart rate is the number of times your heart beats per minute when you are at rest. It is a vital sign that provides ...

With a built-in heart-rate monitor, sleep monitoring, and even ovulation insights, Apple Watch helps you keep tabs on your ...

Putting sensors in the wearable's band could unlock a host of health-monitoring features—if the patented device ever becomes ...

A tool powered by artificial intelligence that uses high-speed video to detect changes in blood flow in skin on the face and ...

In our ‘running data demystified’ series, we take a look at what these running data metrics mean, why they matter and how you ...

Disclosure: When you purchase through links on our site, we may earn an affiliate commission. Smartwatches with accurate heart rate monitors are essential in our fast-paced world, where staying ...

The FDA has granted a de novo clearance to a wearable device—with a form factor you’re familiar with—that can check patients ...