How accurate are fitness smartwatches? Not very, says FIU study Tampa Bay TimesWhy your smartwatch is so bad at telling you how many calories you burned The Washington PostThe higher your body fat percentage, the less accurate your smartwatch is at measuring calories you burn when exercising – new study The ConversationSmartwatch Trap! Fitness Watches Often Miscalculate Calories uk.style.yahoo.comNobody Knows How Many Calories You Actually Burn. Not Your Watch, Not You, Not Science Men’s Fitness