Manish Kumar

Hi, I’m Manish, a NASM-certified fitness and nutrition coach with over 10 years of experience helping people build strength, lose fat, and live healthier lives.

My journey started in the gym, fueled by a passion for understanding how the body moves and grows. Over time, I’ve helped many people achieve real, lasting results through smart training and simple, sustainable habits.

I specialize in gym-based workouts, with a strong focus on lifting technique, biomechanics, and practical exercise science.

Through Better Life Fitness, I share the tools, tips, and insights that have worked for me and my clients — to help you start your own fitness journey with confidence and clarity.

Muscle Recovery Calculator

Muscle Recovery Calculator

Muscle Recovery Calculator Calculate precise recovery times based on training intensity, volume, and muscle group. Optimize your workout schedule for maximum gains and injury prevention. Recovery Calculator Recovery Tracker Training Schedule 🎯 Muscle Group Trained Select muscle group…Chest (Pectorals)Back (Lats, Traps)Shoulders (Deltoids)BicepsTricepsQuadricepsHamstringsGlutesCalvesAbs (Core) Select the primary muscle you trained 🔥 Training Intensity Select intensity…Light (60-70% … Read more

Overtraining Calculator

Overtraining Calculator

⚠️ Overtraining Risk Calculator Science-based assessment tool to identify warning signs and prevent training burnout 📅 Training Frequency Select frequency1-2 days per week3-4 days per week5-6 days per week7 days per weekMultiple sessions daily How often do you train each week? 💪 Training Intensity Select intensityLight (RPE 4-5)Moderate (RPE 6-7)High (RPE 8-9)Maximal (RPE 9-10) Average … Read more

Training Volume Calculator

Training Volume Calculator

Training Volume Calculator: Calculate Your Workout Load & Track Progress Training Volume Calculator Calculate your workout volume and get personalized training recommendations Exercise 1 × 🏋️ Exercise Name 🔢 Sets 🎯 Muscle Group Select muscle groupChestBackLegsShouldersArmsCoreFull Body 💪 Reps per Set 🧠 Effort Level (RPE) Select effortRPE 6 – Easy (4+ reps left)RPE 7 – … Read more

Sets and Reps Calculator

Sets and Reps Calculator

Sets and Reps Calculator Find your optimal training protocol and calculate your one-rep max 💡 Complement your training with our Workout Intensity Calculator for comprehensive training guidance Training Guide 1RM Calculator 🏋️‍♂️ Maximal Strength 1-6 Reps 3-5 sets per exercise Best for building raw power and strength. Use heavy weights that challenge you within 1-6 … Read more

Workout Warm-Up Calculator

Workout Warm-Up Calculator

Warmup Calculator Generate personalized warmup routines based on your exercise type and fitness level 🏃 Exercise Type Select Exercise TypeCardio/EnduranceStrength TrainingHIIT/CircuitSports/AthleticYoga/FlexibilityPowerliftingRunning/JoggingCyclingSwimming Choose your main activity type 💪 Fitness Level Select Fitness LevelBeginner (0-6 months)Intermediate (6-24 months)Advanced (2+ years)Elite/Professional Your training experience level ⏱️ Session Duration Select Duration30 minutes or less30-60 minutes60-90 minutes90+ minutes Total planned … Read more

Workout Intensity Calculator

Workout Intensity Calculator

Workout Intensity Calculator Calculate your training intensity using %1RM, RPE, or heart rate methods % of 1RM RPE Method Heart Rate 💪 Your Estimated 1RM KG LBS Your maximum weight for one repetition ⚖️ Weight You’re Lifting The actual weight you’re using Calculate Intensity 🧠 Rate of Perceived Exertion (RPE) Select RPERPE 6 – 4+ … Read more