As a certified personal trainer, I tested 16 wearables while training, running and swimming. Here are the best fitness trackers and watches in 2026.
The Air tracks the same core metrics you'd expect from a modern fitness tracker. That includes 24/7 heart rate, heart rate ...
I’ve spent 2 weeks testing Google’s £85 Fitbit Air – could it replace my Whoop? - Google’s ultra-thin screen-free fitness tracker costs a fraction of a Whoop and doesn’t require a subscription to work ...
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