Fitness trackers and smart watches are widely popular wearable devices that measure several types of health metrics, including step count, calories burned, sleep quality, Vo2 max and heart rate. As a ...

If you want to boost longevity and increase exercise recovery, an Olympic recovery science expert tells us that there's a ...

Add articles to your saved list and come back to them any time. From the moment our heart starts beating in utero to the day we die, a group of cells in the organ’s top-right corner controls the ...

One overlooked metric that may affect your sleep is your heart rate variability. Here's the link between HRV and your sleep quality. Luke Daugherty is a freelance writer, editor and former operations ...

Here’s what this health metric really indicates, according to cardiologists. Fact checked by Isaac Winter Reviewed by Vivek ...

There is variability in when and how cells divide during the development of embryos. While researchers traditionally believed this variability was an obstacle that needed to be regulated, a group now ...