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BMI: 40cm, 23kg
BMI for 40cm tall and 23kg: 143.7 (Obese). Free BMI calculator with health categories.
143.7 (Obese)
BMI = 23 / (40/100)^2 = 143.7. Category: Obese.
How This Was Calculated
Metric: BMI = weight(kg) / height(m)²
Imperial: BMI = 703 × weight(lbs) / height(in)²
Categories: Underweight <18.5 | Normal 18.5-24.9 | Overweight 25-29.9 | Obese ≥30.
Quick Reference Table
| Input | Result |
|---|---|
| 40 / 18 | 112.5 (Obese) |
| 40 / 21 | 131.2 (Obese) |
| 40 / 22 | 137.5 (Obese) |
| 40 / 24 | 150.0 (Obese) |
| 40 / 25 | 156.2 (Obese) |
| 40 / 28 | 175.0 (Obese) |
Frequently Asked Questions
What is a healthy BMI?
A BMI between 18.5 and 24.9 is considered normal.
Does BMI account for muscle mass?
No, BMI is a general screening tool and does not distinguish muscle from fat.
Should I use metric or imperial?
Both give the same result. Use whichever you are comfortable with.