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Health Tools

Body Shape Calculator

Classify body shape (hourglass, pear, apple, rectangle, V-shape) from anthropometric measurements — WHR, WHtR, ABSI, US Navy body fat, and health risk indicators

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Sex

Units

Measurements

Bust (cm)

Around the fullest part

Waist (cm) *

Narrowest point above the navel

Hips (cm)

Around the widest part of the hips

Optional (for BMI, body fat & ABSI)

Height (cm)

Weight

Neck (cm) (for body fat %)

Enter waist + bust + hip to determine your body shape

Female Body Shapes

⏳

Hourglass

Bust and hips approximately equal, with a defined waist (≥25% smaller).

🍐

Pear / Triangle

Hips noticeably wider than bust; weight carried in lower body.

🔺

Inverted Triangle

Bust/shoulders broader than hips; athletic upper body.

🍎

Apple / Round

Waist measurement larger than bust and hips; weight in midsection.

📏

Rectangle / Banana

Bust, waist, and hips all similar; little waist definition.

Anthropometric Reference Cutoffs

Waist Circumference (WHO/IDF)

Male: ≥ 94 cm increased risk; ≥ 102 cm substantially increased
Female: ≥ 80 cm increased risk; ≥ 88 cm substantially increased

Waist-to-Hip Ratio (WHO 2008)

Male: high risk > 0.90
Female: high risk > 0.85

Waist-to-Height Ratio (Ashwell)

Healthy: 0.40 – 0.50
Increased: 0.50 – 0.60 · High: > 0.60

Body Fat % (US Navy method)

Male: 100 / [1.0324 − 0.19077·log₁₀(waist−neck) + 0.15456·log₁₀(height)] − 450
Female: same with (waist + hip − neck)

Educational tool only. Body shape categorization is heuristic; cutoffs vary by ethnicity and population. For clinical assessment consult a qualified healthcare provider.