BMI Calculator– Know Your Body Mass Index
BMI Calculator – Check Your Healthy Weight Range
Use our BMI Calculator to find your healthy weight range. Learn how Body Mass Index works and what your BMI means for your health.
BMI Calculator – Know Your Body Mass Index

Your Body Mass Index (BMI) is a quick and easy way to check if your weight is in a healthy range for your height. While it’s not a perfect measure, BMI can be a useful starting point for understanding your health risks.
This guide explains:
- What BMI is and how to calculate it
- The standard BMI categories
- Health risks associated with each range
- Limitations of BMI
What is BMI?
BMI is calculated using your weight in kilograms divided by your height in meters squared (m²).
Formula:BMI = Weight (kg) ÷ [Height (m)]²
📌 Example:
If you weigh 70 kg and are 1.75 m tall:BMI = 70 ÷ (1.75 × 1.75) = 22.86
BMI Categories
BMI Range | Category | Health Risk |
---|---|---|
Below 18.5 | Underweight | Possible nutritional deficiency & osteoporosis risk |
18.5 – 24.9 | Healthy weight | Low risk |
25.0 – 29.9 | Overweight | Increased risk of heart disease & diabetes |
30.0 – 34.9 | Obese (Class 1) | High risk |
35.0 – 39.9 | Obese (Class 2) | Very high risk |
40.0+ | Obese (Class 3) | Extremely high risk |
Why BMI Matters
BMI is linked to overall health risks. People outside the healthy range may face:
- Heart disease
- Type 2 diabetes
- High blood pressure
- Joint problems
Limitations of BMI
- Doesn’t distinguish between muscle and fat
- May misclassify athletes or elderly individuals
- Doesn’t account for body fat distribution
📌 Better accuracy tip: Combine BMI with other measures like waist circumference or body fat percentage.
Use Our BMI Calculator
Skip the math — use our easy BMI Calculator here:
👉 Check Your BMI Now
FAQ – BMI & Health
Q1: What is the ideal BMI for adults?
18.5 to 24.9 is considered healthy.
Q2: Should children use BMI charts?
Yes, but age-specific growth charts are used for kids.
Q3: Can BMI be too low?
Yes — underweight BMI may indicate nutritional deficiencieshttps://stayfit360.com/tdee-calculator-find-your-daily-ca
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