← Glossary
RIR — reps in reserve
Reps in reserve: how many reps remained before failure. RIR 2 means you could have done two more. It helps keep the intended proximity to failure without going to the limit.
Section: Training
Sources for the definition
Where it is used
The term is used in the calculator, the supplements sections and pharmacology. Back to the glossary or open the methodology in the app.