#TEEN BMI CALCULATOR HOW TO#

Some older adolescents may be considered to have overweight with a BMI between 25 kg/m2 and 29.9 kg/m2, and to have obesity with a BMI over 30 kg/m2. If an athlete or other person with a lot of muscle has a high BMI, is that person still considered to be overweight?Īccording to the BMI weight status categories, any youth with a BMI >85th percentile but 95th percentile would be classified as having obesity. Learn more about the health consequences of obesity for children. Obesity during childhood can harm the body in a variety of ways, now and in the future. Top of Page What are the health consequences of obesity during childhood?

#TEEN BMI CALCULATOR HOW TO#

Read more: How to interpret BMI for adult BMI

This means that the child’s BMI is greater than the BMI of 95% of 10-year-old boys in the reference population.įor adults, BMI is interpreted as weight status categories that are not dependent on sex or age. This would place the boy in the 95 th percentile for BMI, and he would be considered to have obesity. For example, a 10-year-old boy of average height (56 inches) who weighs 102 pounds would have a BMI of 22.9 kg/m 2. Obesity is defined as a BMI at or above the 95 th percentile for children and teens of the same age and sex. These percentiles are calculated from the CDC growth charts, which were based on national survey data collected from 1963-65 to 1988-94 4. Due to changes in weight and height with age, as well as their relation to body fatness, BMI levels among children and teens are expressed relative to other children of the same sex and age. Top of Page Is BMI interpreted the same way for children and teens as it is for adults?īMI is interpreted differently for children and teens even though it is calculated with the same formula. The following is an example of how sample BMI numbers would be interpreted for a 10-year-old boy. BMI-for-age weight status categories and the corresponding percentiles Weight Status Categoryĥ th percentile to less than the 85 th percentileĮqual to or greater than the 95 th percentile BMI-for-age weight status categories and the corresponding percentiles were based on expert committee recommendations and are shown in the following table. The BMI-for-age percentile growth charts are the most commonly used indicator to measure the size and growth patterns of children and teens in the United States. Consequently, a child’s BMI must be interpreted relative to other children of the same sex and age.īMI-for-age – Boys Growth Chart īMI-for-age – Girls Growth Chart Weight and height change during growth and development, as does their relation to body fatness. These percentiles express a child’s BMI relative to US children who participated in national surveys from 1963-65 to 1988-94 4. Top of Page What is a BMI percentile and how is it interpreted?Īfter BMI is calculated for children and teens, it is expressed as a percentile obtained from either a graph or a percentile calculator linked below. The BMI number is calculated using standard formulas. Use the Child and Teen BMI Calculator to calculate BMI.Refer to Measuring Children’s Height and Weight Accurately At Home for guidance. How is BMI calculated for children and teens?Ĭalculating BMI using the BMI Percentile Calculator involves the following steps: If an athlete or other person with a lot of muscle has a high BMI, is that person still considered to be overweight?.What are the health consequences of obesity during childhood?.My two children have the same BMI values, but one is considered to have obesity and the other is not.Can I determine if my child or teen has obesity by using an adult BMI calculator?.How can I tell if my child is overweight or has obesity?.What are the BMI trends for children and teens in the United States?.Why can't healthy weight ranges be provided for children and teens?.Is BMI interpreted the same way for children and teens as it is for adults?.How is BMI used with children and teens?.What is a BMI percentile and how is it interpreted?.How is BMI calculated for children and teens?.

Teen bmi calculator