To find out how many calories you burn in a day, enter your weight in pounds, height in inches and age into the calculator. Next use the guide below to choose your activity factor. The resulting number is your TDEE or Total Daily Energy Expenditure.

Sedentary
= BMR X 1.2
(little or no exercise, desk job)
Lightly Active
= BMR X 1.375
(light exercise/sports 1-3 days/wk)
Moderately Active
= BMR X 1.55
(moderate exercise/sports 3-5 days/wk)
Very Active
= BMR X 1.725
(hard exercise/sports 6-7 days/wk)
Extremely Active
= BMR X 1.9
(hard daily exercise/sports & physical job or 2 X day training, full time training, etc.)