Research results are shownRecently, researchers tried to evaluate the usefulness of smart trackers for tracking energy expenditure and heart rate. The Stronger by Science team presented the results in a simple table. With its help, you can evaluate the accuracy, stability and reliability of each device. Discuss for calorie counting” alt=”Fitness watch and Apple Watch were useless for calorie counting” Fitness watches and Apple Watch turned out to be useless for calorie counting including the Apple Watch, tracked calorie burn pretty badly in almost all activities. The average deviation from actual daily spending was unpredictable and highly variable, rendering the watch useless. Especially the use of gadgets is pointless for people whose energy consumption is below or above average.