The ranking was determined by a study monitoring audience's heart rates and BPM increases while watching horror films.

Researchers at Zhejiang University have developed a wearable cardiac tag that senses heartbeats through skin micro-vibrations ...

If you want the most accurate heart-rate tracking, a watch isn't enough—you'll need to pair it with a chest strap.

Look beyond the lack of visual differences, and the Apple Watch Series 12 is a big upgrade to the best smartwatch for iPhone ...

Some Apple Watch Series 12 and Apple Watch Ultra 4 users reflect burning, redness and skin irritation when used.

Calibrating training zones once a verified max is entered from a field or lab test. Most athletes never reach true max in normal training; auto-detected values are frequently underestimates. Plain ...

Not yet sold on smartwatches for exercise tracking? Use this monitor instead (and get it for 20% off right now).

The Apple Watch SE 3 is currently $50 off on Amazon for October Prime Day. Even without the discount, this is the best Apple ...

Are you using your smartwatch's heart rate monitor?Hello, I'm Nasuzaki. I am currently working as a nurse and public health ...

The Apple Watch Ultra 4 is a great smartwatch with longer battery life and smarter training and health insights.

Apple Watch Ultra 4 improves heart-rate tracking and complications, but Ultra 2 and Ultra 3 owners may be better served ...

Lenovo Watch Fit 3 launches with a 1.96-inch AMOLED display, 50+ sports modes, IP68 rating, and up to 9 days of battery life.