📊 Body Roundness Index Calculator Calculate your Body Roundness Index (BRI) using scientifically validated formulas. Assess body shape, visceral fat distribution, and health risks based on height and waist circumference measurements. View Progress History 📈 Your Progress History Clear History 📏 Height CMInchesFt/In ft in Your total body height (standing) 📐 Waist Circumference CMInches Measure … Read more
💪 FFMI Calculator Calculate your Fat-Free Mass Index to assess muscle development relative to your height ℹ️ Fat-Free Mass Index (FFMI) measures lean body mass relative to height, providing a more accurate assessment of muscle development than BMI alone. The normalized FFMI adjusts for height differences. 👤 Gender MaleFemale FFMI ranges differ by gender 📏 … Read more
Muscle Mass Calculator Calculate your skeletal muscle mass using scientifically validated formulas for accurate body composition insights 👤 Gender Select GenderMaleFemale Required for accurate calculation (different formulas apply) 🎂 Age Age in years (affects muscle mass estimation) ⚖️ Weight KG LBS Your current body weight 📏 Height CM FT/IN Required for muscle mass calculation 📊 … Read more
📐 ABSI Calculator Calculate your A Body Shape Index to understand body composition beyond BMI using waist circumference ℹ️ ABSI (A Body Shape Index) measures how your waist circumference compares to what’s expected for your height and BMI. It provides insight into abdominal fat distribution. 👤 Gender MaleFemale Used for z-score reference values 🎂 Age … Read more
Ideal Thigh Size Calculator ℹ️ Multi-Method Analysis: This calculator combines height-based proportions, knee-to-thigh taper ratios, and personalized adjustments for accurate results. ⚖️ Gender Select GenderMaleFemale Thigh development patterns differ between males and females 📐 Height CM INCHES Your standing height for proportional calculations 🦵 Knee Circumference (Optional) CM INCHES Measured just above kneecap for taper … Read more
Ideal Waist Size Calculator ℹ️ Multi-Method Analysis: This calculator uses waist-to-height ratio, shoulder proportions, body type adjustments, and health risk assessment for comprehensive results. 📐 Height CM INCHES Your standing height for calculating proportional measurements 💪 Shoulder Width (Optional) CM INCHES Measured across deltoid muscles for V-taper ratio (typical: 18-20 inches) ⚖️ Age Age affects … Read more
Ideal Arm Size Calculator ℹ️ Multi-Method Analysis: This calculator uses Steve Reeves formula, height-proportional calculations, and body type adjustments to determine your ideal arm measurements. 📏 Wrist Circumference CM INCHES Measure at narrowest point (typical: 15-20 cm / 6-8 inches) 📐 Height CM INCHES Your standing height for proportional calculations 🏋️ Body Type Select Body … Read more
Shoulder to Waist Ratio Calculator Calculate your body proportion ratio and discover your V-taper potential with science-based measurements ℹ️ Body Proportion Science: Your shoulder-to-waist ratio indicates the classic V-taper aesthetic, while waist-to-height ratio is a health marker. Both measurements provide valuable insights for fitness and wellness goals. 👤 Gender Select GenderMaleFemale Different ideal ratios for … Read more
Ideal Body Proportions Calculator Calculate your ideal body measurements using Steve Reeves’ classic proportions system – based on your wrist size and bone structure ℹ️ How It Works: This system uses your wrist circumference to calculate all ideal body measurements. Your wrist size reflects your bone structure, which determines your natural muscle-building potential. 📏 Wrist … Read more