Intensity | % Heart rate Reserve (HRR) or % oxygen uptake reserve (VO2R) | % Heart rate (HR) max | % maximum oxygen uptake (VO2max) |
---|---|---|---|
Very low | < 30 | < 57 | < 37 |
Low | 30–39 | 57–63 | 37–45 |
Moderate | 40–59 | 64–76 | 46–63 |
High | 60–89 | 77–95 | 64–90 |
Very High (Elite training) | > 90 | > 96 | > 91 |