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Open account in a minuteTraining Volume / MRV Calculator
Analyze your training volume and avoid overtraining
Updated for 2026
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Volume
MRV
Overtraining
Sets
Калкулатор за тренировъчен обем / MRV
Анализирай обема на тренировките си и избери претрениране
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Why trust us?
- Estimated calculations
- Formulas are publicly known
- Not medical advice
- See "How do we calculate?" section
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What does the training volume and MRV calculator calculate?
The training volume and MRV (Maximum Recoverable Volume) calculator is an online tool that analyzes your training volume and helps you determine if volume is optimal or too high for each muscle group. The calculator calculates total volume (number of sets per week) for each muscle group and compares it with recommended ranges and MRV - the maximum volume your body can recover from and adapt to. The calculator is useful for anyone who trains with weights and wants to optimize their training volume, for people who feel overtrained or don't see progress, and for everyone who wants to maximize results without overtraining. It helps you identify muscle groups with too high or too low volume and optimize your program for better results.
How to use the volume and MRV calculator?
Using the calculator is very simple. Follow these steps:
- Select muscle group: Specify the muscle group you want to analyze (chest, back, shoulders, biceps, etc.).
- Enter sets: Enter total number of sets per week for the selected muscle group from all exercises.
- Review analysis: The calculator will automatically show whether volume is optimal, low, or high relative to recommendations and MRV.
- Optimize: Use recommendations as a starting point for correcting your volume.
Example with specific numbers
Example: Back - volume analysis
- Pull-ups: 4 sets × 2 workouts/week = 8 sets
- Rows: 3 sets × 2 workouts/week = 6 sets
- Biceps (with back): 3 sets × 2 workouts/week = 6 sets
- Total volume: 20 sets/week for back
- Recommended: 12-20 sets/week
- MRV (for advanced): ~22-25 sets/week
- Assessment: Optimal volume (within recommendations)
For back with total volume of 20 sets per week, volume is in the optimal range (12-20 sets). This means volume is sufficient for stimulation but not too high for recovery. If volume was above 25 sets, this would indicate potential overtraining. If it was below 10 sets, volume would be insufficient.
Sources and notes
The calculator uses recommendations based on scientific research for optimal training volume for muscle growth. Recommended ranges vary according to experience and level - beginners can progress with 10-12 sets/week, intermediate with 12-20 sets, and advanced can train up to MRV (22-25+ sets). MRV (Maximum Recoverable Volume) is the maximum volume the body can recover from and adapt to. Exceeding MRV leads to overtraining and slowed progress. It's important to note that optimal volume is individual and depends on many factors: experience, age, recovery, nutrition, sleep, stress, etc. For personalized recommendations, always consult with a qualified fitness trainer.
Last updated: April 17, 2026
Data is up to date according to NRA and NOI (Bulgarian tax and social security). For official information see the sources below. Last update: 17 April 2026.
Sources:
- NRA – National Revenue Agency
- NOI – National Social Security Institute
- VAT Act – Bulgarian VAT law
- Local taxes act – Local taxes and fees
Related calculators
Check out our other useful fitness calculators:
- Workout Diary Calculator – Log and analyze your training volume
- Set and Rep Scheme Calculator – Plan sets and reps
- 1RM Calculator – Calculate maximum strength
Frequently Asked Questions
What is MRV?
MRV (Maximum Recoverable Volume) is the maximum training volume (number of sets) your body can recover from and adapt to. Exceeding MRV leads to overtraining and slowed progress.
How much volume do I need per muscle group?
Beginners: 10-12 sets/week. Intermediate: 12-20 sets/week. Advanced: up to MRV (22-25+ sets/week). These are guidelines and individual needs vary.
How do I know if I'm overtrained?
Signs include: persistent fatigue, decreased performance, poor sleep, loss of motivation, increased injury risk. If you experience these, reduce volume and prioritize recovery.
Can volume vary by muscle group?
Yes! Larger muscle groups (legs, back) can typically handle more volume than smaller ones (biceps, calves). MRV also varies by individual genetics and recovery capacity.