M odern smart watches can measure an array of health indicators. Step counts and heart rates sit at the simpler end, while ...

Here’s what this health metric really indicates, according to cardiologists. Fact checked by Isaac Winter Reviewed by Vivek Cherian, MD Heart rate variability (HRV) is the difference in the timing ...

The Oura Ring does not directly measure blood pressure. This feature is not currently available on the device. Oura focuses ...

You probably check your step count religiously, maybe glance at your heart rate during workouts, and might even pay attention to how many calories your fitness tracker claims you’ve burned. But ...

The Oura Ring currently tracks a variety of health metrics like sleep quality, activity levels, heart rate, heart rate ...

It’s been known for decades that heart rate variability (HRV) during labor signals how a fetus is responding to stress. Lower HRV—a lower variation in heartbeats—is even a risk factor for sudden ...