The last six weeks have taught me that hydration is more important than I realized, and opened my eyes to how much shut-eye I actually need.

We may earn commission from links on this page, but we only recommend products we love. Promise. But how did the WHOOP 4.0 stack up when Cosmo put it to the test? From its ease of use to battery life ...

First things first, because price is probably at the top of everyone's list of things to consider when buying something new, how does the cost of the WHOOP 5.0 compare to the latest Apple Watch?

Is Amazfit’s $99 subscription-free tracker a challenger to Whoop’s $200 a year band? I found out - The budget alternative ...

The shine of the Whoop 5.0/MG announcement didn’t last long. After some initial excitement regarding the 14-day battery life and improved health features of the fitness tracker duo, confusion ...

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. It's hard to beat a Whoop, ...

Whoop is great for anyone that doesn't want another screen on their body, but Polar's new band is better for anyone who doesn't want to be nickel-and-dimed. Reading time 2 minutes As great as having a ...

Whoop and Garmin both make wearables that are geared toward athletes and fitness enthusiasts. While the technology is similar (an optical heart rate sensor) and the goals they can meet are similar ...