I tested a few of the latest devices that are available for $100 or less to find out which are worth your money. What to look for in a cheap fitness tracker Even the most basic tracker should have at ...

The best cheap fitness trackers give ... The data you can track on your fitness tracker is different depending on which device you're using. Many offer always-on heart rate tracking, and some ...

The devices are cheap and easy enough to deploy that wildlife researchers can equip entire populations of animals, even in remote areas. It also requires no hands-on tracking or recoveries.

Instead of paying half a grand for top-tier health trackers, you can try and build your own using a cheap generic device from ...