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Estimate activity calories from body weight, duration, and visible 2024 Compendium MET values. Includes units, method, examples, and limitations.

Estimate activity calories from body weight, duration, and visible 2024 Compendium MET values. Includes units, method, examples, and limitations.

Calculate skinfold body fat with Jackson-Pollock 3-site or 7-site equations. Compare Siri and Brozek results, exact sites, examples, and limits.

Calculate BSA with Mosteller, Du Bois, and Haycock formulas. Compare formula spread, metric and imperial inputs, examples, and clinical-use limits.

Estimate relative fat mass from height and waist with the published RFM formula, metric or imperial units, examples, validation, and…

Calculate BRI from waist and height with the original ellipse formula, metric or imperial units, exact steps, boundary checks, and…

Calculate raw and normalized FFMI from weight, height, and body-fat percentage. See the formula, sensitivity, source cohort, examples, and limits.

Calculate waist-to-hip ratio in metric or imperial units. See the exact formula, WHO reference context, measurement steps, examples, and limits.

Estimate lean body mass with Boer, James, or Hume equations. Compare all three formulas, unit conversions, method spread, examples, and…

Audit entered carnivore-style protein, fat, and carbs against a calorie target. See 4/9/4 totals, percentages, variance, evidence, and safety limits.