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Programming, hypertrophy, effort, and sustainable progression.
Glossary / Training
RPE
Rating of perceived exertion, a subjective measure of effort.
Short Definition
Rating of perceived exertion, a subjective measure of effort.
Plain-English Explanation
RPE means rating of perceived exertion, a subjective measure of effort. In practice, it helps name how hard a set, session, or effort really is.
No Lies Lifting uses it as a plain-language reference point, not a magic rule by itself. Commonly used to regulate training.