Rate of Perceived Exertion (RPE)

Rated Perceived Exertion (RPE) is a quantitive measure for the physical exertion of an activity. this rating is frequently used in studies and is measured by the Borg rating or RPE scale. The range of 6-20 follows the heart rate of a healthy young adult (by multiplying with 10).

RPE scale

  • 6 – No exertion at all
  • 7 – Extremely light
  • 8
  • 9 – Very light
  • 10
  • 11 – Light
  • 12
  • 13 – Somewhat hard
  • 14
  • 15 – Hard
  • 16
  • 17 – Very hard
  • 18
  • 19 – Extremely hard
  • 20 – Maximal exertion

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