Smartwatch warning: Devices over-estimate calorie burn by shocking amount - and Fitbit is the worst, study finds

Daily Mail Health · 2 September 2026 at 13:05

Smartwatch warning: Devices over-estimate calorie burn by shocking amount - and Fitbit is the worst, study finds

Apple, Samsung and Garmin smartwatches overestimate the number of calories you burn by at least 110, US scientists have discovered.

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