BMI Calculator

💖 BMI Calculator

Fast, accurate, and built to keep you reading (which helps RPM). Follow the short steps below — each step adds helpful context so you get a better result.

Step 1 of 5 — Choose Units & Gender

BMI depends on your height and weight. Pick your preferred units and tell us your gender to tailor the guidance. Longer, clearer guidance = fewer mistakes and better results.

BMI FAQs

Is BMI enough to judge health?
Not alone. Pair it with waist-to-hip ratio, blood tests (triglycerides, HDL, fasting glucose) and blood pressure for a clearer picture.
What BMI ranges are used?
Underweight < 18.5, Normal 18.5–24.9, Overweight 25–29.9, Obesity ≥ 30.
Does age or gender change the BMI formula?
No, but they change the context and recommended next steps.