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What is the BMI for someone 6'3" and 120 lbs?

Answer
BMI: 15 (Underweight)
Normal weight range for 6'3": 148-199 lbs28 lbs below normal rangeConsider consulting a healthcare provider

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How We Calculated This

BMI = (weight × 703) / height²

(120 × 703) / (75 × 75) = 84,360 / 5625 = 15

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Calculated using verified formulas. Last updated March 2026.