BMI Calculator for Girls (Ages 2-20)

FAQs

What is a good BMI for a 20 year old girl? A healthy BMI for a 20-year-old girl is typically between 18.5 and 24.9.

What is the formula for BMI calculator for females with age? The BMI formula is the same for all adults, regardless of age or gender: BMI=Weight (kg)Height (m)2\text{BMI} = \frac{\text{Weight (kg)}}{\text{Height (m)}^2}BMI=Height (m)2Weight (kg)​

How to calculate BMI for children? For children, BMI is calculated using the same formula as adults but then compared against age- and sex-specific percentiles: BMI=Weight (kg)Height (m)2\text{BMI} = \frac{\text{Weight (kg)}}{\text{Height (m)}^2}BMI=Height (m)2Weight (kg)​ After calculating BMI, it is plotted on a CDC or WHO growth chart to find the percentile.

What is a normal BMI for a child? A normal BMI for a child is between the 5th and 85th percentile on the CDC or WHO growth charts.

Is a BMI of 20 considered skinny? A BMI of 20 is within the normal weight range and is not considered skinny.

What is the average BMI for a 23 year old female? The average BMI for a 23-year-old female typically falls within the normal range of 18.5 to 24.9.

What is a women's BMI by age? The BMI formula is the same for women of all ages. Healthy BMI ranges for adults are between 18.5 and 24.9. However, average BMI can vary slightly with age due to changes in body composition and metabolism.

Do you calculate BMI with age? For adults, BMI is calculated without considering age. For children and teenagers, BMI is calculated and then compared to age- and sex-specific percentiles.

How much should a 5'2" female weigh? A healthy weight range for a 5'2" (157 cm) female is approximately 47 to 61 kg (104 to 135 pounds).

What is the BMI code for a child? There is no specific BMI "code" for a child, but BMI for children is often referred to as BMI-for-age percentile. This percentile is found by comparing the child's BMI to a reference population of the same age and sex.

What is an example of a child's BMI? If a 10-year-old girl weighs 32 kg and is 1.4 meters tall: BMI=321.42≈16.3\text{BMI} = \frac{32}{1.4^2} \approx 16.3BMI=1.4232​≈16.3 This BMI would then be compared to age- and sex-specific percentiles to determine the weight category.

How do you read a BMI chart for kids? To read a BMI chart for kids:

1. Calculate the child's BMI.
2. Find the child's age on the x-axis of the chart.
3. Find the BMI on the y-axis of the chart.
4. Plot the intersection point and find the corresponding percentile curve.
   • Below the 5th percentile: Underweight
   • 5th to 85th percentile: Healthy weight
   • 85th to 95th percentile: Overweight
   • Above the 95th percentile: Obese