Researchers hope a pilot project that monitors the heart rate of baby seals will help them understand how the pups prepare ...

Those devices were an Apple Watch Series 10, a Fitbit Charge 6, a Garmin Forerunner 265S, an Oura Ring 4, and a Whoop 4.0.

On Sable Island, a pilot program is giving marine scientists from WHOI and partners a rare window into the lives of gray seal ...

Best heart rate monitor watches to keep an eye on your ticker - Smartwatches that monitor your heart rate can be essential ...

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 $44: As of Feb. 17, the Fitbit Charge 6 is on sale for $115.95 at Amazon. That's 28% off its list price of $159.95.

The Fitbit Inspire 3 is your fitness friend ... workouts to track mileage and running pace. See at Amazon Monitor your heart rate 24/7 to measure the intensity of your workouts.