Find your healthy weight range based on medical formulas. Our Ideal Weight Calculator uses height and gender to provide estimates from the Devine, Robinson, Miller, and Hamwi equations.
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Finding your ideal body weight (IBW) is more than just a matter of aesthetics; it is a helpful metric for medical professionals to determine medication dosages and assess general health risks. Our Ideal Weight Calculator provides a comprehensive view by utilizing the four most respected mathematical formulas in the medical community.
While the concept of a "perfect" weight is subjective, researchers have developed several equations over the decades to standardize health assessments. This tool calculates results based on:
Biological differences between men and women, specifically regarding bone density and muscle distribution, mean that "ideal" ranges differ by gender. Similarly, height is the primary factor in determining the frame size your body can healthily support. To get a more complete picture of your health, we recommend pairing these results with our BMI Calculator.
It is important to remember that these formulas do not account for body fat percentage or muscle mass. A professional athlete may weigh significantly more than their "ideal" weight due to muscle density but still be in peak health. Use this tool as a guideline, and consider using our Age Calculator to see how your health goals might shift as you get older.
The Devine formula is the clinical standard, but the Robinson and Miller formulas were created to address perceived inaccuracies in the original Devine data. Most people find the average of all four formulas to be the most realistic target.
No, these formulas are designed for adults (typically aged 18 and over). Children and adolescents require growth charts that account for age-specific developmental stages.
Yes, it provides a helpful "north star" for weight loss. However, remember that a healthy weight is a range, not a single number. Focus on how you feel and your overall body composition rather than just hitting a specific formula's output.