Our editor tested it in the gym, running, in fitness classes and compared it to its competitors (The Independent / Whoop / Emilie Lavinia) So what is it about this fitness tracker that makes it so ...

Our favorite overall sleep tracker is the Whoop 4.0 Band, thanks to its in-depth sleep information and personalized recommendations. With no buttons or screens on the band, Whoop looks simple at ...

Just before last season began, Wong started using a Whoop watch that tracks his body metrics as well as calories burned, but the information was a bit overwhelming, and with so many catching ...