I pitted the Apple Watch Series 12 against the Garmin Forerunner 570—the two most accurate wrist-based heart rate sensors out ...

These sensors are stronger than previous generations, and they allow the Apple Watch to take more frequent heart rate and ...

In The Quantified Scientist's test against a Polar H10 chest strap, Apple Watch Series 12 hit 0.98 correlation running and ...

I Tested the New Apple Ultra 4’s Readiness Score and Battery Life. Here’s Why It's Worth the Upgrade.

A new heart rate accuracy comparison reveals how the Apple Watch Series 12 outperforms rivals like Garmin and Google Pixel ...

In a new video, The Quantified Scientist’s Rob ter Horst compares the new Apple Watch Series 12’s heart rate sensor against a ...

Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. February 18, 2025 Add ...

AirPods Pro 3 heart-rate testing looks promising against Apple Watch and chest-strap benchmarks, but the results apply best to healthy users in controlled workouts. AirPods Pro 3 may be closing the ...

Your Galaxy Watch is telling you your resting heart rate is 120 BPM while you’re sitting on the couch. You know something’s wrong. The truth is, Samsung’s Galaxy Watch series has struggled with heart ...

Do this eight-minute test to determine your best intensity for all types of runs ...

A fitness tracker is a great way to monitor your heart rate, steps and other fitness data if you have certain goals in mind, and most of these devices can also track stress, sleep and other lifestyle ...

Heart rate remains one of cycling’s most useful training metrics. It shows how hard your body is working, rather than simply how fast you’re moving. That’s why dedicated monitors still earn a place ...