Teen bmi calculator free#

A child or teen who is at the 95th percentile or above is considered overweight.Īsk your family doctor, pediatrician, or other health care provider about your child’s BMI-for-age. A child or teen who is between the 85th and 95th percentile on the growth chart is considered at risk of overweight. Because teens are still growing, and boys and girls develop at different rates, BMIs for children 2 to 20 years old are determined by comparing their weight and height against growth charts that take their age and gender into account.Ī child or teen’s “BMI-for-age” shows how his or her BMI compares with other boys or girls of the same age. Use a BMI calculator for adults and learn your BMI by entering your height and weight.įor Teens: overweight is defined differently than it is for adults. Big athletes with lots of muscle might have a BMI over 30.0 but would not be considered obese from the perspective of health risk. People who are obese almost always have a large amount of body fat in relation to their height. People who are overweight might have too much body weight for their height. This ratio of weight to height is known as the body mass index (BMI). If you're concerned that your child may be gaining or losing weight too fast, talk to your doctor.Body Mass Index (BMI) What is my “BMI” and What Does it Mean to Me?Ī healthy weight is defined as the appropriate weight in relation to height. While BMI is an important indicator of healthy growth and development, BMI is not a perfect measure of body fat. Any one measurement, taken out of context, can give you the wrong impression of your child's growth. It's important to look at the BMI as a trend instead of focusing on individual numbers. The amounts of body fat, muscle, and bone change with age, and differ between boys and girls. This calculator can help to determine whether a child is at a healthy weight for his/her height, age and gender. Obese: BMI is at or above the 95th percentile for age, gender, and height. BMI is calculated from a persons weight and height.Overweight: BMI is at or above the 85th percentile but less than the 95th percentile for age, gender, and height.Healthy weight: BMI is equal to or greater than the 5th percentile and less than the 85th percentile for age, gender, and height.

Teen bmi calculator free#

Underweight: BMI is below the 5th percentile age, gender, and height. Kids BMI calculator online tool- its quick and easy way to find out your childs Body Mass Index (BMI) with this free interactive Kids BMI calculator.The categories that describe a person's weight are: Your doctor can help you figure out whether this weight gain is a normal part of development or whether it's something to be concerned about. It's common for kids to gain weight quickly - and see their BMI go up - during puberty. It doesn’t take into account differences in body composition between genders, race/ethnicity groups and across the life span, says Molly Bray. And a kid with a small frame may have a normal BMI but still can have too much body fat.īMI is less accurate during puberty. This scale was created years ago and is based on Caucasian men and women. Kids can have a high BMI if they have a large frame or a lot of muscle, not excess fat. For example, if a child has a BMI in the 60th percentile, 60% of the kids of the same gender and age who were measured had a lower BMI.īMI is not a direct measure of body fat. What Do the Figures Mean?īMI percentiles show how a child's measurements compare with others the same gender and age. Expanded tables for constructing national health cards Instructions pdf, 24kb z-scores: girls xlsx, 27kb z-scores: boys xlsx, 27kb percentiles: girls.

Over several visits, the doctor is able to track your child's growth pattern.Īlthough not a perfect measure of body fat, BMI helps identify children who are gaining weight too slowly or too quickly. Because BMI changes with age, doctors plot children's BMI measurements on standard gender-specific growth charts. Starting when your child is 2 years old, the doctor will determine BMI at all routine checkups. But it's also important to talk to your child's doctor to help understand the results. You can use the KidsHealth BMI calculator below to find your child's BMI. Body mass index (BMI) is a calculation that uses height and weight to estimate how much body fat someone has.