FitnessMay 12, 2026•Calc It Anything
Calories Burned at the Gym: Weightlifting, HIIT, Push-Ups and Strength Training
Gym calorie burn depends on far more than the machine display suggests. Intensity, rest periods, exercise selection, and body weight all matter.
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How Fitness Trackers Calculate Calories Burned: Apple Watch, Fitbit, Garmin, Strava and More
Fitness trackers can be useful, but calorie numbers are still estimates rather than direct measurements. Here’s how Apple Watch, Garmin, Fitbit and others actually work.
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