Categories: Underweight <18.5 · Normal 18.5–24.9 · Overweight 25–29.9 · Obese ≥30
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Waist / Hip
Waist to Hip Ratio
Waist: narrowest point above belly button · Hips: widest part of buttocks
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BMR & TDEE
Daily Calorie Needs
BMR = calories at rest · TDEE = total daily energy expenditure
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Ideal Weight
4-Formula Comparison
Results from Devine, Robinson, Miller & Hamwi formulas, plus healthy BMI range.
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Weight / Height
Proportionality Index
Healthy adults typically fall between 2.2–3.1 lbs/inch (0.32–0.45 kg/cm).
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Macros
Macronutrient Calculator
Uses Mifflin-St Jeor equation. Protein set at 1 g/lb for loss & gain goals.