Shelton, Connecticut-based Fitlinxx, maker of the B-to-B activity tracker Pebble, has announced its newest device, a bandaid-like heart rate tracker, called AmpStrip. This is Fitlinxx's first ...

Thanks to the proliferation of smartwatches and fitness trackers, it’s never been easier to log your heart rate while running ...

That little number on your fitness tracker might be more important than you realize. Your resting heart rate isn’t just some random vital sign. It’s essentially a window into how efficiently your ...

From Apple Watches to Fitbits to treadmills, there are more ways than ever for people to keep up with their vitals. So why does so much fitness tech check your pulse? Because your resting heart rate ...