Manish Kumar 
RPE Calculator Calculate your Rating of Perceived Exertion using official scales for strength training (1-10 RIR) and cardio (0-10 modified) with 1RM estimation and heart rate zones ℹ️ Scientific Validation: This calculator uses validated RPE scales with strong correlations (r=0.80-0.90) to physiological markers including heart rate, lactate levels, and 1RM percentages for accurate training prescription. … Read more
Schofield BMR Calculator WHO-endorsed age-specific metabolic rate calculator for all life stages ℹ️ Age-Specific Formula: The Schofield equation uses different formulas for each age group (0-3, 3-10, 10-18, 18-30, 30-60, 60+ years), providing superior accuracy across all life stages compared to single-formula approaches. 👤 Gender Select GenderMaleFemale Required for age-specific formula selection 🎂 Age Age … Read more
🏋️ 3 Rep Max Calculator Calculate your Three Rep Max (3RM) using scientifically validated formulas. Get personalized training recommendations and percentage-based workout plans optimized for strength, power, and muscle development. 🎯 Exercise Type Select ExerciseBench PressSquatDeadliftOverhead PressLeg PressIncline Bench PressClose Grip Bench PressDumbbell PressBarbell RowFront Squat Choose the exercise you want to calculate 3RM for … Read more
🚶 Steps to Calories Calculator Calculate calories burned from walking steps using scientifically validated formulas. Get personalized walking recommendations and health benefits analysis based on your daily step count and physical characteristics. 👟 Number of Steps Total number of steps taken (daily or specific period) ⚖️ Body Weight KG LBS Your current body weight 📏 … Read more
Advanced Protein Intake Calculator | AI-Powered Nutrition Planning Protein Intake Calculator & Meal Planner Professional-grade protein calculations with AI meal planning, supplement guidance, and comprehensive protein source recommendations 1 Basic Info 2 Goals 3 Results Metric kg / cm Imperial lbs / ft 👤 Gender Select your genderMaleFemale Required for accurate protein requirement calculations 🎂 … Read more
Macro Calculator & Meal Planner Professional-grade macro calculations with WHO-based BMR formulas, personalized meal planning, and comprehensive nutritional guidance 1 Basic Info 2 Goals 3 Results 4 Meal Plan Metric kg / cm Imperial lbs / ft 👤 Gender Select your genderMaleFemale Required for accurate BMR calculation using age-specific formulas 🎂 Age Age in years … Read more
Mifflin-St Jeor BMR Calculator Age Age affects your metabolic rate calculation Gender Choose GenderMaleFemale Gender-specific equations ensure accuracy Weight Kilograms Pounds Current body weight for calculation Height Centimeters Inches Height measurement for metabolic calculation Activity Level Select Your Activity LevelSedentary – Little to no exerciseLight Activity – Exercise 1-3 days/weekModerate Activity – Exercise 3-5 days/weekHigh … Read more
Weight Loss Calculator Gender: MaleFemale Age: Height: ft.incm Current Weight: poundskg Goal Weight: poundskg Goal Date: Time Span Choose Date Select a time span: 1 week2 weeks3 weeks1 month2 months3 months4 months5 months6 months1 year Choose a date: BMR Formula: Mifflin-St. JeorHarris-Benedict RevisedKatch-McArdle Body Fat Percentage (%): Activity Level: Sedentary (little or no exercise)Lightly Active … Read more
Elliptical Calories Burned Calculator Calculate calories burned during elliptical workouts using official MET values. Customize your workout intensity, resistance, and duration for accurate results. Body Weight Kilograms Pounds Weight range: 80-350 pounds or 35-160 kgs Workout Intensity Moderate Effort (5.0 MET) Vigorous Effort (9.0 MET) Based on official Compendium of Physical Activities MET values Resistance … Read more