University of Washington researchers built a smartphone app that tracks fetal heart rate as accurately as clinic tools using only the phone's speaker and mic, though it's not ready for release yet.

The idea of a heart-rate monitor might sound a bit pointless if you’ve already got one built into your running watch, but what many people don’t realise is that, for those more serious about their ...

Using a chest strap heart rate monitor can give you accurate, actionable insights to help improve your running. What is the best chest strap heart-rate monitor overall? The best chest strap heart-rate ...

I am a marathon runner, and I routinely mention this not (just) to prove that those memes about runners always talking about running are absolutely correct: We do. I do it because I've gotten there by ...

A heart rate monitor may be the key to unlocking your fitness goals. That’s because heart rate is a reliable indicator of your exercise input—it reflects the effort applied to every workout. Keeping ...

I Ran 30 Miles Testing 5 Smartwatches to Find Out Which One You Can Actually Trust ...

The Coros Heart Rate Monitor is a strap-based monitor designed for your upper arm that uses optical tracking tech to measure blood volume, rather than electrocardiograph or ECG, which measures the ...

Austin, Texas-based semiconductor producer Silicon Labs has announced a new line of optical biometric sensors that promise more fleshed out heart rate monitoring and lower power consumption for ...

For many users of the Fitbit Charge 6, heart rate monitoring is a crucial feature that helps track fitness and health metrics. However, some users have reported issues with the heart rate sensor not ...

Overview:  Modern smartwatches like Garmin Venu 4 and Apple Watch Series 10 track heart rate and SpO₂ with impressive accuracy, keeping your fitness and we ...