From rate of perceived exertion. It is the flip side of RIR: an RPE of 8 is roughly an RIR of 2.
RPE
From 1 to 10, how hard the set felt.
From 1 to 10, how hard the set felt.
From rate of perceived exertion. It is the flip side of RIR: an RPE of 8 is roughly an RIR of 2.