#exercise measurement

1 story

#accuracy #apple watch #calorie burn #fitbit #fitness trackers #garmin #health data #polar #smartwatches #wearables #weight loss

Your fitness tracker's calorie counts are basically guesses
Smartwatches and fitness trackers estimate calorie burn using incomplete data and unverified formulas, and studies show they're wrong more often than right.
Lifehacker · 3m