NIH Women Ideal Weight Equation:
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The NIH (National Institutes of Health) ideal weight equation for women provides a simple method to estimate a healthy weight range based on height. This formula is commonly used in clinical settings as a quick reference.
The calculator uses the NIH women's ideal weight equation:
Where:
Explanation: The equation calculates ideal weight by adding 45.5 kg (base weight for 5 feet/60 inches) plus 2.3 kg for each additional inch over 5 feet.
Details: Knowing your ideal weight range helps in setting realistic weight loss goals, assessing nutritional status, and evaluating health risks associated with being underweight or overweight.
Tips: Enter your height in inches (1 foot = 12 inches). For example, 5'5" = 65 inches. The calculator will provide the ideal weight in kilograms.
Q1: Is this formula accurate for all women?
A: It provides a general estimate but doesn't account for frame size, muscle mass, or body composition. Athletic women may weigh more due to muscle.
Q2: How do I convert the result to pounds?
A: Multiply the kilogram result by 2.205 to get pounds (1 kg = 2.205 lbs).
Q3: What's the healthy weight range?
A: Generally ±10% of ideal weight is considered healthy. Consult a healthcare provider for personalized assessment.
Q4: Does this work for very tall or short women?
A: The formula works best for women between 5' and 6' tall. For extremes, other methods like BMI may be more appropriate.
Q5: How does this differ from the men's formula?
A: The men's formula uses 50 kg as base weight plus 2.3 kg per inch over 5 feet, reflecting typical gender differences in body composition.