If you use your smartwatch for activity and sleep tracking, that’s great, but if your main goal is to track calories burned during those activities, you may want to find a new method. According to a new Florida International University study, smartwatches overestimate how many calories people are actually burning, with some watches making more mistakes than others.
The study focused on four smartwatches: the Apple Watch Series 8, Fitbit Sense 2, Samsung Galaxy Watch 5 and Garmin Forerunner 955, and had a total of 58 participants.
Each participant in the study wore the smartwatches along with a Cosmed K5, a device that measures energy burn, and…
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