From chest straps to wrist-based wearables, these are the top heart rate monitors I've tested and recommend buying.

Atrial fibrillation, or A-fib, is the most common type of arrhythmia, affecting at least 2.7 million people in the United States. This number is expected to grow to more than 12 million by 2030, which ...

The Reebok Smart Ring includes heart rate tracking, sleep quality, activity levels, recovery statistics, and more. There's ...

Explore 4 top smartwatches with displays, fitness tracking, GPS and long battery life. From premium to budget-friendly, find ...

Engineers are in the early stages of harnessing Wi-Fi as a way to monitor heart rates, but don't expect to use your home router anytime soon.

The most common feature across all wrist-based fitness trackers is heart rate (HR) monitoring. Most devices use optical sensors, which work by shining light into your skin to measure blood flow. A ...

Forget the 10,000-step myth! New research suggests combining your daily step count with heart rate data offers a better ...

Today's GPS smartwatches and other wearable devices give millions of runners reams of data about their pace, location, heart ...