Waist to Height Ratio Calculator – Simple Health Indicator
Calculate your waist-to-height ratio (WHtR), a simple and powerful indicator of health risk. "Keep your…
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Skinfold Body Fat Calculator – Jackson-Pollock 3 & 7 Site
Calculate body fat percentage using skinfold measurements. Includes Jackson-Pollock 3-site and 7-site formulas with measurement…
RFM Calculator – Relative Fat Mass Estimation
Calculate your Relative Fat Mass (RFM) using height and waist circumference. A simple, accurate alternative…
Ponderal Index Calculator – Body Proportionality Measure
Calculate your Ponderal Index (PI), a height-weight ratio that may be more accurate for very…
Overweight Calculator – BMI Categories & Weight Status
Calculate your BMI and weight status (underweight, healthy, overweight, obese). Find how much weight to…
Navy PRT Calculator – Physical Readiness Test Scorer
Calculate your Navy PRT score instantly. Get component scores, overall rating, and pass/fail results using…
Navy Body Fat Calculator – Official BCA Tape Test
Calculate your Navy body fat percentage using the official BCA tape test method. Get pass/fail…
Lean Body Mass Calculator – Boer, James, Hume Formulas
Calculate your lean body mass using Boer, James, and Hume formulas. Compare results and understand…
Karvonen Formula Calculator – Target Heart Rate Zones
Calculate your target heart rate for cardio training using the Karvonen formula. Get personalized heart…
Ideal Weight Calculator – Devine, Robinson, Miller, Hamwi
Calculate your ideal body weight using 5 proven formulas: Devine, Robinson, Miller, Hamwi, and BMI-based.…