Rating of Perceived Exertion (RPE) is a subjective quantification of how hard somebody feels they are working while exercising.

The following scale is used to evaluate RPE:

  • 10: Max Effort Activity
  • 9: Very Hard Activity
  • 7-8: Vigorous Activity
  • 4-6: Moderate Activity
  • 2-3: Light Activity
  • 1: Very Light Activity