The Whoop 4.0 may be the best gym wearable ... but it is a great way to track heart rate and accuracy is akin to a chest strap. Instead, the Verity Sense is placed on the arm.

The Oura ring and Whoop band dominate this category, but I have a favorite smartwatch to throw in the ring as well.

Lastly, decide whether you want a minimalist design, like that of the Whoop or the Oura ... the Polar H10 Chest Strap. It also accurately sensed which muscles I targeted during exercise.

The Whoop band, like a smartwatch without a screen, can track your exercise and sleep. The included app ($30/month or ...

If you buy something, we may earn an affiliate commission. Heads up: The Whoop 4.0 and more fitness trackers are on sale right now during Amazon's Big Spring Sale. Health and sleep trackers have ...

And after spending months testing the Oura Ring and the Apple Watch for your Cosmo reading pleasure, I knew it was time to take things to the next level with a Very Serious Gadget—the WHOOP, a ...

Whoop 4.0 provides them in spades, with some of the most in-depth health analysis on the market. It’s seriously impressive: just be careful what you wish for. The whole premise of Whoop as a ...

Sure, there are the obvious bits to understand when you first strap it on—like the concept of Whoop’s Strain—but this guide is all about uncovering the hidden features for those just getting ...

The Kiwi design K4 Boost Battery Strap is a solid option for the price, and a great choice for more casual Meta Quest 3 and Meta Quest 3S users. Why you can trust TechRadar We spend hours testing ...