What is it?
Training volume — the number of hard sets per muscle per week — is a major driver of muscle growth. Too little limits progress; too much hurts recovery.
How it's calculated
Targets come from our training configuration by level (e.g. ~12 sets/week for chest at an intermediate level) and are adjusted by goal (strength ×0.8, fat loss ×0.85, general fitness ×0.7).
The recommended range is 80–135% of the target.
How we calculate · Last reviewed: September 1, 2026
How to interpret your result
Add sets to muscles below range if they are a priority; reduce if recovery suffers.
Count only sets taken within ~3 reps of failure.