Weight Change Calculator

This application predicts how much a human’s weight can change in a given period. The Harris-Benedict formula is used to predict Basal Metabolic Rate (BMR)—the amount of calories a human burns at rest.[1] The Activity Factors are pulled from Kansas State University.[2]

Personal Information[3]

Current Sex:
Height:
Weight:
Age:
Activity:
Sedentary
Little or no exercise; desk job.
Lightly Active
Light exercise or sports 1–3 days a week.
Moderately Active
Moderate exercise or sports 6–7 days a week.
Very Active
Hard exercise every day, or exercising 2 times a day.
Extremely Active
Hard exercise 2 or more times per day, or training for a marathon or triathlon.

Predictions

Basal Metabolic Rate (BMR) Calories per day
Total Daily Energy Expenditure (TDEE) Calories per day

BMR is the number of Calories required to maintain your body at rest—also known as your metabolism. TDEE is the number of Calories required to maintain your body given your activity level.

Weight Change Over Time

Caloric Intake: to Calories per day
Time Period:
Simulations: (amount of times)
Median Weight Change: