Comparing the Apple Watch and Whoop, it's a close call. I initially expected the Whoop to be lighter since it doesn't have a display and is just a band with sensors, but it feels almost as heavy ...

The Whoop 4.0 isn’t like other fitness trackers, which means there can be a bit of a learning curve when you first begin logging your training and tracking sleep. After three years of full-time ...

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 ...