I'm a Fitness & Nutrition writer for CNET who enjoys reviewing the latest fitness gadgets, testing out activewear and sneakers, as well as debunking wellness myths. On my spare time I enjoy ...

Pretty much every fitness tracker and smartwatch has an optical heart rate sensor, but they're not always perfectly accurate.

[Wolf] had a Polar brand exercise watch that wirelessly monitored a chest strap that sends it heart rate data. It sounds like there’s some way to transfer data from the watch to a computer ...

💠【Comprehensive Health Smart Watch】The activity & fitness trackers watch includes heart rate/blood pressure/oxygen/body temperature/sleep monitor. You can check these real-time health ...

When exercising he wears a Polar heart rate monitor which sends data from a chest strap to his wristwatch. But his exercise bike also has a heart rate readout that depends on your hands touching ...

We test the Polar Vantage M3 with a host of runs up to marathon distance, with some of the most in-depth battery testing ...

Our best heart rate monitor guide consists broadly of two types of devices, chest straps and wrist-worn devices. As you might expect, a chest strap monitor will get you the best accuracy ...

As with the original ALPHA sport watch, Mio ALPHA 2 transmits EKG-accurate heart rate data from your wrist without a chest strap and sends it to popular fitness apps, such as Endomondo ...

This is quite an update to its predecessor, the MZ-3, which was only available as a chest strap ... Polar Verity Sense is still a fantastically flexible, feature-rich and well-priced heart rate ...

In the market for a new GPS running watch ... climb detection. The Polar H10 is top of the pile when it comes to heart rate monitoring. The ECG (electrocardiogram) strap offers super-fast ...