This is an indicator on a scale of 1 to 10 (Borg scale) which allows you to measure your physical feelings during the session and thus evaluate your effort. The higher it is, the more intense you perceived the effort to be.
- Intensity 1-3: very easy to easy effort.
- Intensity 4-5: moderate to medium effort
- Intensity 6-8: slightly to very difficult effort.
- Intensity 9: very difficult effort.
- Intensity 10: maximum effort.