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BMI calculator

Handy lookup tools and small reference tables, plus lightweight health/reaction calculators.

Tip: BMI

BMI = weight(kg) ÷ height(m)². Common China adult bands: <18.5 underweight, 18.5–23.9 normal, 24–27.9 overweight, ≥28 obese. Athletes may read high—use clinical context.

Height (cm)Weight (kg)

BMI 20.76 · Normal