A few of the most important insights are heart rate variability (HRV), which describes the difference in time between the ...

The Amazon Sale 2026 is live, offering strong deals on GPS smartwatches from brands like Samsung, Amazfit, Garmin and more, ...

Currently, the Oura Ring does not measure blood pressure directly. Oura is actively researching and developing a blood ...

The Amazon Great Republic Day Sale 2026 is live, bringing strong deals on smartwatches under ₹10,000 that offer fitness ...

I just hit 20,000 steps!" my husband exclaims as he brags when his fitness tracker exceeds the oft-heard benchmark of 10,000 steps per day. Although I rarely get that many steps, I use my ...

In a few short years, the concept of “threshold” has gone from niche sports science jargon to mainstream obsession. You want to follow Peter Attia’s advice and maximize your longevity by exercising in ...

When Dr. Sanjeev Goel M.D – founder and CEO of Peak Human – turned fifty, he began measuring his health through a new lens, becoming one of the few physicians who studied longevity while documenting ...

V02 max—the measure of how efficiently your body utilizes oxygen during exercise—is widely considered to be the definitive indicator of cardiovascular fitness. However, this powerful metric remains ...

VO2 max measures how much oxygen your body uses during hard exercise. A higher VO2 max improves endurance and longevity. Any ...

Jakob Roze, CSCS, is a health writer and high-end personal trainer. He is the founder and CEO of RozeFit, a high-end concierge personal training practice and online blog. VO2 max measures how much ...

We count steps, track miles, and close our rings. Athletic metrics have infiltrated everything from viral #FitTok videos to biometric-tracking devices. But when our devices remind us we haven’t hit ...