the electrical activity of your heart (a.k.a. ECG). I used my expertise as a certified personal trainer and weightlifter to determine which fitness trackers are up to the task, testing 14 top ...

Over the past few years, fitness trackers have soared in popularity. They're a handy tool for keeping track of your daily ...

Are fitness trackers accurate? The accuracy of step ... The fitness tracking experience still centers on the three Activity Rings, and closing them. Over the years, the Apple Watch has also ...

The best fitness tracker will give you a broad range of insights into your health, sleep, heart rate, activity, and more. Not to be confused with the best smartwatches, the best fitness trackers ...

Thankfully, expert-tested and parent-reviewed GPS trackers can ensure you know where your child is at all times, no matter how frequently they wander off. I would balance the need for safety ...

See how these tools can get you started toward your goals. Activity trackers, also known as activity monitors or fitness trackers, are the modern equivalent of pedometers. But they do more than ...

Bellabeat has been designing more subtle activity trackers aimed at women for several years now. Its range was previously made up of an activity tracking pendant – the Leaf (€99 ...

No current device on the market is as accurate as an in-office sleep study with a doctor (a test that measures brain activity and wave patterns). Trackers with heart rate and blood-oxygen level ...

The fitness tracker industry is booming, but are these wearable devices worth the investment? (Getty Creative) ...

A new study from researchers at the University of South Australia reveals that wearable activity trackers, such as Apple Watches and Fitbits, show promise in detecting early signals of ...