Body Mass Index (BMI) is a simple measurement that estimates whether your weight is appropriate for your height. It helps identify if you may be underweight, at a healthy weight, overweight, or obese.
BMI Formula:
Metric: BMI = Weight (kg) ÷ Height² (m²)
BMI Categories (Adults)
Below 18.5: Underweight
18.5–24.9: Healthy weight
25.0–29.9: Overweight
30.0 or higher: Obesity
What Your BMI Is Telling You