R.P.E. CR-10 (Rate of Perceived Exertion scale)
The Rate of Perceived Exertion scale CR-10 (RPE CR-10) is a subjective scale used for assessing perceived exertion (RPE) when monitoring training loads. The scale is composed of 0 (no exertion) to 10 (maximum imaginable exertion).
N.P.R.S. (Numerical Pain Rating Scale)
The Numerical Pain Rating Scale (NPRS) is a subjective measure in which individuals rate their pain on an eleven-point numerical scale. The scale is composed of 0 (no pain at all) to 10 (worst imaginable pain).