The most obvious element to check is around how you have set up your Apple ID for your Apple Watch. Charge your Apple Watch for at least 1 hour before resuming useĬheck Apple ID being used on your Apple Watch.Press and hold the side button until you see the Apple logo.Turn off power reserve mode on Apple Watch If engaged, you see the red low battery icon next to the time. When your battery drops to about 10 percent and the battery gets too low, your watch automatically enters Power Reserve mode. Make sure your watch isn’t on power reserve (low power mode) Wearing your Apple Watch higher up your arm often produces better results. So if it’s comfortable, make it just a little bit tighter.Īlternatively, move your watch up your arm, towards your elbow. Your Apple Watch works best when it fits snugly on your wrist so its heart rate sensor accurately tracks. With iOS 14+ and watchOS 7+, there are additional ways to change your measurement units, see this article for more details: Customize Apple Watch units of measurements using the Watch and Health App (iOS 14+) Keep your watch snug and/or move the watch up your arm Then, scroll down and choose Active Energy or Resting Energy > Unit and select kJ, then wait 30 seconds and go back to kcal. Open your paired iPhone’s Health app and go to the Browse tab. Temporarily changing the calorie measurement unit might also help. Change your calorie units to kJ (Kilojules) and then back to kCal (Calories) So double-check both the Workout app and the Activity app (Fitness app) and take a look at those calorie counts. 9 Check out the Apple Watch community on Apple DiscussionsĪre you looking at all calories or just active or resting calories?Īpple’s Workout app shows you all the active calories you burned via exercising while the Activity app (& iPhone Fitness app) shows you both active and resting calories.8 Unpair and re-pair your Apple Watch from your iPhone.7 Recalibrate your Apple Watch’s fitness accuracy.5 Check calorie specific Settings on Apple Watch.4 Check Apple ID being used on your Apple Watch.3 Make sure your watch isn’t on power reserve (low power mode).2 Keep your watch snug and/or move the watch up your arm.1 Are you looking at all calories or just active or resting calories?.