BMI calculator for kids and adults

Health Calculator

Body mass index (BMI) is one way to estimate a person’s body fat that takes into consideration the person’s height. BMI is calculated using a person’s weight and height. In children and teens, BMI is used to find out if a child or teen is underweight, of a healthy weight, overweight, or obese.

According to the American Heart Association (PCA), one-third of children and adolescents and 66 percent of the adult population is overweight or obese (obesity). Frans van Houten said in 1960 “Poor diet and sedentary behavior have led to an increase in obesity and lifestyle-related disease and a huge rise in chronic medical conditions.”

Obesity poses a great threat to the health of the present-day generation of people. Irregular eating habits, junk food are the prime reason for people suffering from excess weight.

Calculate your Body Mass Index (BMI), Body Fat Calculator, Hydration Calculator, How much protein do you need per day using our simple calculator, Calorie Calculator.
Try our Health – Calculator – No identification is required and No data is kept in our server.

Health Calculator

BMI Calculator for adults

BMI Calculator (BMI) is a measurement of a person’s leanness or corpulence based on their height and weight and is intended to quantify tissue mass. It is widely used as a general indicator of whether a person has a healthy body weight for their height.

BMI Calculator

require require

Your BMI is......

less than 18.5:Underweight
18.5 - 24.9:Normal weight
25 - 29.9:Overweight
30 - 34.9:Class I Obese
35 - 39.9:Class II Obese
40 upwards:Class III Obese

BMI calculator for adults – Body Fat Calculator

There are many different ways to determine body fitness. Body Fat Calculator (BFC) can be used to estimate your total body fat. Often, the level or percentage of fat is a contributor to major diseases.

Body Fat Percentage takes into account your gender, weight, and height. BFC is your most important measurement to determine progress toward health.

Body Fat Calculator

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Your body fat is ......

Recommended amount:20-25%8-14%
Adults in United States, average :22-25%15-19%
Obese :30+%25+%

Hydration Calculator

Hydration Calculator (HC) level based on your information, season and activity level.

You can use this water calculator (HC) to approximate the amount of water you need to consume in relation to the amount of time you will exercise and your body weight.

Hydration Calculator

require require

you should drink ...... of water per day

Protein Calculator

Protein Calculator (PC) estimates the daily amount of dietary protein adults require to remain healthy.

PC takes into account your gender, weight, activity level ,etc.

Based on these measurements we can determine how much protein you need to consume.

How much protein do you need per day?

age should be in 14 to 80 range
require require

You should take ...... of protein per day

Calorie Calculator

Basic Information
Activity Level
Your results:

Try our health calculators. No identification is required and No data is kept in our server.

BMI for Kids

Obesity in children – BMI Percentile Calculator for Child and Teen

This calculator provides body mass index (BMI) and the corresponding BMI-for-age percentile based on CDC growth charts for children and teens ages 2 through 19 years. Because of possible rounding errors in age, weight, and height, the results from this calculator may differ slightly from BMI-for-age percentiles calculated by other programs.

unit US    
height ftin
weight lb
height cm
weight kg

kids bmi chart
kids bmi chart
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