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 ...

To manage stress, seek mental health support, whether that’s from family and friends, or a therapist, says Dr. Naidu.

If you own a smartwatch or have been around people who own smartwatches, you may have encountered a metric called HRV, or heart rate variability. On the internet and social media, it certainly seems ...

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 ...

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The metric was also mentioned in Netflix’s Don’t Die, a documentary focusing on Bryan Johnson, a multimillionaire obsessed with living forever, through sometimes-controversial means. Unusual as the ...

Did you know you can customize Google to filter out garbage? Take these steps for better search results, including adding my work at Lifehacker as a preferred source. Besides measuring heart rate and ...