or photoplethysmogram sensor, otherwise known as a pulse oximeter, which uses optical methods to detect changes in blood volume beneath the skin. From this data, a pulse rate can be derived ...

It seems like within the last ten years, every other gadget to be released has some sort of heart rate monitoring capability ... (usually by an LED) and a sensor records changes in skin color ...

You may be familiar with all the amazing things your Android phone can do, but that’s not all. From acting as a wireless ...

We picked the Fitbit Versa as best overall heart rate monitoring watch after assessing features, functionality, and price. But we’ve taken the pulse of other top options. Share on Pinterest You ...

Accuracy: Accuracy was measured against a highly accurate electrocardiograph; the higher the accuracy score, the more often the monitor displayed the same heart rate as the reference did.

Accuracy: Accuracy was measured against a highly accurate electrocardiograph; the higher the accuracy score, the more often the monitor displayed the same heart rate as the reference did.

with its new HealthBuds wireless earphones. Synseer's HealthBuds are launching today (March 10), and while they sound innovative on paper, there are a few catches you need to know about – and a ...

They use electrodes against your skin to monitor the electrical activity, whereas most other heart rate monitors are 'optical', meaning they send a ray of light into your skin and measure the ...