From basic tracking to smartwatch-level features, we've selected the best Fitbit models to help you meet your fitness goals and budget.

The $200 FitBit Versa 4 is now just $149 through Amazon. With over 11,000 five-star reviews and five thousand happy customers over the last month, all three color options are on sale, but you’ll get ...

If the numbers your watch sets for zone 2 don’t track with what you’ve found your heart rate to typically be during truly ...

Internet Protocol (IP) is a numerical identifier for every gadget or network for users accessing the internet. The IP address of a user contains information like location, network identification, ...