Apple Watch Gets One Crucial Fitness Metric Wrong, Researchers Say

MacRumors
By Hartley CharltonJun 5, 2025, 10:35 am512 ptsTrending
The Apple Watch provides highly accurate measurements of heart rate and step count, but their estimates of calories burned can be significantly off, according to a new peer-reviewed meta-analysis conducted by researchers at the University of Mississippi (via CNET). The study reviewed 56 previously published…

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