Target Heart Rate Zones Calculator Calculate your optimal target heart rate zones for fat loss, endurance training, and performance optimization Professional Training Tool: This calculator uses scientifically validated heart rate formulas to provide accurate training zones for optimal fat loss, endurance, and performance. 🎂 Age Age is the primary factor in maximum heart rate calculation … Read more
4-Site Skinfold Calculator: Durnin & Womersley Body Fat Assessment 📐 4-Site Skinfold Calculator Calculate your body fat percentage using the classic Durnin & Womersley (1974) 4-site skinfold method Professional Assessment Tool: This calculator uses the gold-standard Durnin & Womersley 4-site skinfold method validated by sports scientists and fitness professionals worldwide. 🎂 Age Age in years … Read more
🏃♂️ 1.5 Mile VO₂ Max Test Calculator Calculate your cardiovascular fitness using the scientifically validated 1.5-mile run test with gender-specific regression equations 🎂 Age Age in years (18-80 years old) ⚖️ Weight Units KG LBS ⚖️ Weight Your current body weight 👤 Gender Select GenderMaleFemale Required for gender-specific formula ⏱️ 1.5 Mile Run Time : … Read more
Net Carbs Calculator Calculate net carbs with scientific precision for keto and low-carb diets using sugar alcohol-specific subtraction rates 🧪 Advanced Formula: This calculator uses sugar alcohol-specific subtraction rates based on glycemic index and absorption research. Different sugar alcohols have varying impacts on blood glucose and ketosis. 🌾 Total Carbohydrates Total carbohydrates as listed on … Read more
5/3/1 Program Calculator Calculate your complete 4-week training cycle based on Jim Wendler’s proven 5/3/1 methodology for strength and muscle building 🏋️ Proven Strength System: The 5/3/1 program uses 90% of your 1RM as training max for sustainable progression. This calculator generates your complete 4-week cycle with working sets, percentages, and deload week. 🦵 Squat … Read more
BSA Calculator Calculate your Body Surface Area using scientifically validated formulas for medical dosing and clinical applications ℹ️ Medical Precision Tool: BSA calculations are essential for accurate medical dosing, especially in chemotherapy, pediatric medicine, and burn care where precise body size measurements are critical for patient safety. 📏 Height CM FT/IN Your standing height for … Read more
RFM Calculator: Relative Fat Mass Body Fat Percentage Calculator 2024 RFM Calculator Calculate your body fat percentage using the scientifically validated Relative Fat Mass method – more accurate than BMI across all ethnicities ℹ️ Superior BMI Alternative: RFM uses only height and waist measurements to provide more accurate body fat estimates than BMI, validated across … Read more
Leg Press 1RM Calculator Calculate your Leg Press One Rep Max (1RM) using scientifically validated formulas. Get personalized leg press training recommendations and percentage-based workout plans optimized for maximum lower body strength and muscle development. 🎯 Leg Press Type Select Leg Press Type45° Leg PressHorizontal Leg PressVertical Leg PressSingle Leg PressHack Squat MachineSmith Machine SquatPendulum … Read more
Walking Calorie Calculator Scientific MET-based energy expenditure analysis for accurate walking calorie calculations 🔬 Evidence-Based Calculations: This calculator uses scientifically validated MET values and cadence-based equations from peer-reviewed research for precise walking energy expenditure analysis. ⚖️ Weight KG LBS Your body weight is essential for accurate calorie calculations ⚙️ Calculation Method Duration + SpeedDuration + … Read more