When I reviewed the Whoop 5.0 and MG (and, earlier, the Whoop 4.0), I kept it to the basics—how the strap looks, works, and charges, and what activities it can track. But that's only part of it: Now, ...

The Fitbit Air, a new $100 screenless wearable from Alphabet Inc.’s Google, represents a major evolution in what consumers ...

Whoop vs. Fitbit Air: I've tested both trackers for health and fitness, and this model wins ...

For the last 60 days, I have been wearing an Apple Watch Ultra 2 and the latest WHOOP MG. I wanted to better understand the hype surrounding WHOOP. If you spend enough time online, you can see that ...

Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. I've often said that ...

In terms of the design, I wasn't initially sold, as the larger fit made it feel like it had been designed with men in mind - especially if you have smaller wrists. At first, the loose fit made it ...

The $10 billion business has grown from a fitness band to a comprehensive personal health platform. So why is Ahmed’s heart ...

Whoop is introducing on-demand clinician access and AI-powered health guidance, largely included in the price of membership.

For the better part of a decade, Whoop sold itself as a secret weapon for serious athletes. LeBron James was convinced to slap on the company’s fitness band in Whoop’s first year. Michael Phelps came ...

Comparing the designs of the Oura Ring vs. Whoop is like comparing apples to oranges. Yes, they're both fitness trackers, but they wear in entirely different ways. I measure comfort based on whether I ...

Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. To explain how we got ...

Vanessa is a lead writer at CNET, reviewing and writing about the latest smartwatches and fitness trackers. She joined the brand first as an on-camera reporter for CNET's Spanish-language site, then ...