BMI calculator

BMI Calculator for Women

A BMI calculator for women helps measure body fat based on height and weight. Women can use a BMI calculator to check if their BMI falls in the healthy range of 18.5 to 24.9 — because BMI levels in women can vary due to hormonal changes, pregnancy, and age.

BMI Calculator for Men

A BMI calculator for men is used to determine whether a man’s weight is healthy relative to his height. Men should regularly check their BMI using a BMI calculator to monitor obesity risk — since men with a BMI above 25 have higher chances of heart disease and diabetes.

Body Mass Index

Body mass index is a simple numerical value calculated from a person’s height and weight to assess overall health. Your body mass index or BMI is an important health indicator — a healthy BMI range for most adults is between 18.5 and 24.9 according to the World Health Organization.

BSA Calculator

A BSA calculator is used to measure the total surface area of the human body based on height and weight. Doctors use a BSA calculator to calculate accurate drug dosages — because BSA gives a more precise measurement than BMI alone for medical treatments like chemotherapy.

FAQ,s About BMI calculator

How to calculate BMI?

BMI = weight(kg) ÷ height(m)² — for example 70kg ÷ (1.70×1.70) = 24.2 which falls in the healthy normal range.

What is the BMI of 70 kg 170 cm?

70 ÷ (1.70×1.70) = 24.2 BMI — this falls in the healthy normal range of 18.5 to 24.9.

Who invented the BMI calculation formula?

BMI formula was created by Adolphe Quetelet in 1832 — it is also called the Quetelet Index.

How to calculate BMI in a normal calculator?

Type weight ÷ (height × height) — for 70kg and 1.70m enter 70 ÷ (1.70 × 1.70) = 24.2.

What is correct BMI for my age?

For adults 18.5–24.9 is healthy, 25–29.9 is overweight, and 30+ is obese — children use age-specific charts.

How did I calculate my BMI?

Divide your kg weight by your height in meters squared — a 65kg person at 1.65m has BMI of 23.9.

Is 5’7″ and 170 lbs overweight?

5’7″ = 1.70m and 170lbs = 77kg gives BMI of 26.6 — this falls in the overweight range of 25–29.9.

Is 70 kg a normal weight?

70kg is normal for heights between 168cm–194cm — below 168cm it enters the overweight range.

What is a BMI calculator?

A BMI calculator takes your height and weight and instantly gives your Body Mass Index number to check your health category.

Is the BMI calculation correct?

BMI is accurate for general population screening but does not account for muscle mass, bone density, or body fat distribution.

What are the 4 M’s of obesity?

The 4 M’s are Metabolic (diabetes, cholesterol), Mechanical (joint pain), Mental health (depression), and Monetary (healthcare costs).

How many kg is 1 BMI?

For a person of 1.70m height, 1 BMI unit = approximately 2.89kg — so gaining 3kg raises BMI by about 1 point.