More than 10 million people worldwide use Fitbit's Irregular Rhythm Notification ... doctor assess any potential health ...

The device can also monitor your heart rate and menstrual cycle, and provides sleep and daily stress scores for a better ...

Fitbit Charge HR Heart Rate and Activity Wristband promise to help you monitor your heart rate automatically and continuously ...

How resistant the watch is to submersion in water, as tested by subjecting the device to a water pressure equivalent to the depth the manufacturer claims the fitness tracker can withstand.

SAVE UP TO 40%: Fitbit trackers are on sale at Amazon for up to 40% off, including the Fitbit Inspire 3 — a Mashable favorite ...

The Fitbit Inspire 3 was the most accurate fitness ... rate readouts were usually higher than those on our trusted heart rate monitor. It is water resistant up to 1.5 meters.

Meanwhile, a new Restoration metric shows not just your heart rate while sleeping, but also your restlessness and estimated oxygen variation. We also love the Fitbit Charge 5's new ECG monitor and ...

How resistant the watch is to submersion in water, as tested by subjecting the device to a water pressure equivalent to the depth the manufacturer claims the fitness tracker can withstand.

The Oura Ring 4 has just been released — and it’s more comfortable and sleek to wear, but not smaller. It’s noticeably way ...

But if you have an irregular period, you'd need to take an ovulation test and input the results for a truly accurate reading... which is kinda annoying. The Fitbit also can't track pregnancy —some ...

UK shoppers don't have to miss out either. The Fitbit Charge 6 is also discounted across the pond at £114 (was £139.99) at ...