Do you know how to understand the intake calorie more easily. CalorieAdder is simple calorie adding machine. First, please input basic information. The application calculates basic body weight from your height. And that recalculates standard body weight by age and sex. But if you have target body weight, please change standard body weight directly. Second, let's input the calorie. If you eat something, you have better input a calorie. Your calorimeter goes up as much as you input it.