Metric (cm, kg)
Imperial (ft/in, lbs)
Frame Size Guide: Wrap your thumb and middle finger around your wrist. If they overlap = Small, if they touch = Medium, if they don't touch = Large.
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Recommended Ideal Weight
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Robinson Formula
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Most accurate
Miller Formula
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Modern approach
Devine Formula
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Medical standard
Hamwi Formula
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Clinical use

📊 BMI Analysis

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Healthy BMI Min
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Healthy BMI Max
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Min Healthy Weight
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Max Healthy Weight

📚 Understanding Ideal Weight

What is Ideal Weight? Ideal body weight is an estimate of what a healthy person of your height should weigh, based on scientific formulas and population studies.

Formula Comparison:

  • Robinson Formula (1983): Most accurate for modern populations
  • Miller Formula (1983): Similar to Robinson, good for clinical use
  • Devine Formula (1974): Widely used in medical settings
  • Hamwi Formula (1964): Traditional clinical formula

Frame Size Considerations:

  • Small Frame: 10% below calculated ideal weight
  • Medium Frame: Calculated ideal weight
  • Large Frame: 10% above calculated ideal weight

Important Notes:

  • These formulas don't account for muscle mass or body composition
  • Athletes and very muscular individuals may weigh more than "ideal"
  • Age, ethnicity, and health conditions can affect ideal weight
  • BMI ranges (18.5-24.9) provide a healthy weight range

⚠️ Ideal weight calculations are estimates. Focus on overall health, not just the number on the scale. Consult healthcare professionals for personalized advice.