BMI Calculator
Calculate Body Mass Index (BMI) from height and weight to assess whether your weight is in a healthy range.
Input
cm
kg
Results
Please enter your height and weight
Usage Instructions
What is BMI
Body Mass Index (BMI) is a common indicator for assessing body weight status. It is calculated as weight (kg) divided by the square of height (m).
BMI Classification (Chinese Adults)
BMI < 18.5 — Underweight, possible malnutrition
BMI 18.5 ~ 23.9 — Normal, healthy weight range
BMI 24 ~ 27.9 — Overweight, moderate control recommended
BMI ≥ 28 — Obese, health management recommended
Notes
BMI is for reference only and is not applicable to athletes, pregnant women, children, or the elderly. People with high muscle mass may have a higher BMI without being obese; consider body fat percentage and other indicators for a comprehensive assessment.