Athlytic ($29.99/£29.99 per year) is pretty much a Whoop alternative in its own right, and will also analyze sleep, HRV ...

It encourages you to push when you need to and when to rest. If you wear your Apple Watch at night, it can use your HRV and sleep data to determine how rested you are, and uses that to help advise ...

Is the Oura Ring 4 the best smart ring you can buy? I've been wearing it for weeks to find out, and our in-depth review ...

While we all know about heart rates and calorie burns, there is one key health metric that is more difficult to access. We ...

If you're after long lasting battery life and impressive run tracking capabilities, Coros is the brand for you Actively scan device characteristics for identification. Store and/or access information ...

(There is a ConnectIQ store, but it’s nothing like what Apple/Samsung/Pixel ... of the key features (no HRV or training readiness). Or you can splurge on a fancier watch. But the 265 is the ...

Apple, savvy to the most innovative ways to exploit technology, fully embraced this idea by integrating its smart watch data ...

Most women don’t know what’s going to happen during perimenopause. Smart-ring manufacturers are stepping in to provide data ...

Read more: The 20 Best Mac Apps That Will Improve Your Apple Experience ... However, when you track your HRV for a significant amount of time using your Garmin watch, you are establishing a ...

Garmin's latest flagship watch, the Fenix 8, offers everything – it's a high-tech sports watch, a diving watch, has long ...