🇳🇬 Nigeria 🌍 WHO 🌏 Asia-Pacific 🇯🇵 Japan

BMI Calculator

Body Mass Index — WHO international standards for Nigerian users

Quick Answer

Nigeria follows WHO BMI standards. Healthy weight: BMI 18.5–24.9. Overweight: 25–29.9. Obese: 30 and above. According to NHANES and WHO data, Nigeria has a lower rate of obesity than Western countries, but urban areas are seeing rising BMI trends.

22.9
Your BMI

WHO scale

1518.5253040
Healthy weight (WHO)
56.7 kg – 76.3 kg
BMI 18.5–24.9 for this height
Asia-Pacific normal
56.7 kg – 70.1 kg
Upper cut-off BMI 22.9
BMI Prime
0.92
BMI ÷ 25. 1.0 = WHO overweight line
🌍WHO
Normal weight
US, Europe, Australia
🇨🇳China
Normal weight
WGOC 2004 standard
🌏Asia-Pacific
Normal weight
Singapore, Hong Kong, Taiwan
🇯🇵Japan
Normal weight
Japan, South Korea

  1. 1
    Convert height to metres
    175 cm ÷ 100
    1.75 m
  2. 2
    Apply BMI formula: weight ÷ height²
    70 ÷ (1.75)² = 70 ÷ 3.0625
    BMI = 22.9
  3. 3
    Classify against international standards
    WHO: <18.5 under, 18.5–24.9 normal, 25–29.9 over, ≥30 obese
    WHO: Normal weight · Asia-Pacific: Normal weight
  4. 4
    BMI Prime (BMI ÷ 25)
    22.9 ÷ 25
    0.92

BMI classification — Nigeria and international

Category 🌍 WHO 🌏 Asia-Pacific 🇯🇵 Japan
Underweight < 18.5 < 18.5 < 18.5
Healthy weight 18.5 – 24.9 18.5 – 22.9 18.5 – 24.9
Overweight 25 – 29.9 23 – 27.4 ≥ 25 (Obese)
Obese ≥ 30 ≥ 27.5 —

Frequently Asked Questions

What BMI is healthy according to Nigerian health standards? ▾
Nigerian medical institutions follow WHO standards: Normal BMI is 18.5–24.9, overweight is 25–29.9, and obese is 30+. The Federal Ministry of Health uses these benchmarks in national nutrition programmes.