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What is the BMI for someone 5'5" and 105 lbs?

Answer
BMI: 17.5 (Underweight)
Normal weight range for 5'5": 111-150 lbs6 lbs below normal rangeConsider consulting a healthcare provider

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How We Calculated This

BMI = (weight × 703) / height²

(105 × 703) / (65 × 65) = 73,815 / 4225 = 17.5

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Calculated using verified formulas. Last updated March 2026.