Watches that count calories are selling like hotcakes in the growing market for wearable technology. Modern technology has made it easier for athletes and warriors to learn their actual activity levels, get motivated, and achieve their fitness and weight loss goals. FitBit Flex Fitbit Flex is Amazon’s #1 best-selling calorie counter watch. This is a classic calorie counter popular among users who are trying to lose weight in a systematic way. Fitbit Flex’s features include sleep monitoring and goal assessment, but nothing too fancy. As well as making a great calorie counter watch, Fitbit stands behind their products. Flex is an ...Read more
