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

How long does it take an athlete to recover from drinking alcohol? Varying amounts or types of alcohol tend to affect people differently. But generally speaking, the more that’s consumed, the greater ...

HRV is a valuable health metric that’s measured by Apple Watch, however, there’s no native integration in watchOS or iOS to better understand and make use of the data – leaving that to third-party ...

The human heart beats like a metronome, right? All evenly spaced thumps and regular rhythms? Wrong. When you’re at your healthiest, your heart is actually more like your six-Scotches-deep uncle ...

Beth Skwarecki is Lifehacker’s Senior Health Editor and has been writing about health, fitness, and science here since 2015. Beth was the recipient of the 2017 Carnegie Science Award in science ...

As amateur golfers, we’d love to play like the pros. There’s no doubt that you would trade your banana slice for Dustin Johnson’s penetrating 300-yard drive down the middle of the fairway or Collin ...

According to a paper published in the scientific journal Frontiers, heart rate variability (HRV) is linked to “exceptional longevity.” The metric was also mentioned in Netflix’s Don’t Die, a ...

If you wear a fitness tracker, you've likely seen a stat labeled "HRV" pop up on your screen. But what does it mean, and does it matter? Short for heart rate variability, HRV has become a popular ...

A study has found Garmin’s heart rate variability (HRV) measurements to offer “excellent accuracy” when compared to an electrocardiogram (ECG) machine. The new research published in European Heart ...