What is the Borg scale primarily used for?

The Borg scale, also known as the Rating of Perceived Exertion (RPE) scale, is primarily used to assess an individual's perceived level of exertion during physical activity. It provides a subjective measure that allows individuals to rate how hard they feel their body is working on a scale typically ranging from 6 to 20. This perception encompasses various sensations, including physical strain, fatigue, and overall effort exerted during exercise.

Using the Borg scale can help trainers and exercise professionals guide their clients in monitoring and adjusting the intensity of their workouts. It also serves as a useful tool for individuals to listen to their bodies and make informed decisions about their exercise intensity, especially when more objective measures like heart rate monitoring may not be available or feasible. In essence, it acknowledges the subjective experience of exertion, making it valuable for personalizing and enhancing workout effectiveness.