RPE

Subjective intensity measure

RPE stands for rate of perceived exertion—a subjective measure of how hard you feel you're working during physical activity.

In fitness contexts, especially strength training, RPE is typically rated on a scale of 1 to 10, where 10 represents maximum effort: That set felt like an RPE 8.

The scale helps athletes autoregulate training intensity based on daily readiness rather than fixed percentages.

retinal

macula

Retinal region for acuity

ophthalmology · vision · AMD · retina · pigment · epithelial · fundus · detachment · atrophy · eye

exercise

intensity

Strength or force level

  • trainingDeveloping abilities through practice
  • effortApplied energy toward goals
  • fatigueWeariness from prolonged exertion

heart rate · workout · load · zone · threshold · endurance · cycling · running · autoregulation · session

engineering

measurement

Determining size or amount

precision · experimental · percentage · tolerance · calibration · uncertainty · analysis · discrepancy · laboratory · formula

Opposites
measurement subjectivity

RPEheart rate

Cardiac contractions per minute

heart rate monitor · VO2 max · power output · wattage · biometric data

effort level scale

RPErest

Cessation of activity

complete rest · recovery · maximum effort · sedentary · idle

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Profile
Used worldwide · Timeless · Abstract · Rated G