USDA. ARS. Children's Nutrition Research Center at Baylor College of Medicine.
- Children's Healthy Eating Calculator: Interactive tool to calculate a child's energy needs based on age, current size and activity level.
- Children's BMI-percentile-for-age Calculator: Use this calculator to determine whether a child is at a healthy weight for his/her height, age and gender. The BMI-percentile-for-age calculator automatically adjusts for differences in height, age and gender, making it one of the best tools for evaluating a growing child's weight.
- Adult Energy Needs and BMI Calculator: Knowing your body's daily calorie needs can be an important first step in adopting a realistic diet and physical activity that can help you attain and maintain a healthy weight.