Healthy Weight Calculator
Determine your healthy weight range based on your height and the standard BMI guidelines. A simple tool to help you set and maintain weight goals.
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Determining Your Healthy Weight Range
A "healthy weight" isn't a single number but rather a range that is appropriate for your height and body composition. Maintaining a weight within this range can lower your risk for numerous health problems, including heart disease, type 2 diabetes, and high blood pressure. This calculator primarily uses the Body Mass Index (BMI) to determine your healthy weight range.
Calculating Your Healthy Weight Range Using BMI
The World Health Organization (WHO) defines a healthy weight for adults as a BMI between 18.5 and 24.9. We can use this range to calculate your personal healthy weight window.
The BMI formula is: BMI = weight (kg) / [height (m)]²
To find the weight range, we rearrange the formula:
Lower Weight Bound = 18.5 × [height (m)]²
Upper Weight Bound = 24.9 × [height (m)]²
Our calculator does this math for you, providing a clear and personalized weight range to aim for.
Why a Range is More Important Than a Number
Focusing on a single "ideal weight" number can be misleading and frustrating. A healthy weight range acknowledges that:
- Body composition varies: Muscle is denser than fat. Two people of the same height and weight can have very different health profiles.
- Natural fluctuations occur: Your weight can fluctuate daily due to water retention, meals, and other factors.
- Genetics play a role: Your natural body type and frame size influence what a healthy weight looks like for you.
Practical Example
Let's find the healthy weight range for a person who is 5'9" (1.75 meters) tall.
- Calculate height in meters squared: 1.75 m × 1.75 m = 3.0625 m²
- Calculate Lower Weight Bound: 18.5 × 3.0625 ≈ 56.7 kg (or 125 lbs)
- Calculate Upper Weight Bound: 24.9 × 3.0625 ≈ 76.2 kg (or 168 lbs)
So, a healthy weight range for this individual is approximately 125 to 168 pounds.
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