From fitness trackers that monitor your sleep to smartwatches specifically geared toward runners or cyclists, the best fitness trackers and smart watches go way beyond simply telling the time.
The best fitness trackers in 2025 to help you stay active Our long-term test of the newest fitness watches and trackers proves they’re now far more than just step counters.
Some, like the Apple Watch, Garmin and Fitbit, can measure your blood oxygen levels, prescribe recovery time and create training plans as well as helping you track activity and lose weight.
But they can also improve athletic performance by measuring the distance you’ve covered, calories you’ve burned, your heartrate during exercise and your sleep pattern.
Some are cheap and basic, others are very high-tech, with extra features like tracking oxygen and blood temperature levels.
