Target Heart Rates
| Age (years) | Target Zone, 60 - 75 % of Maximum Heart Rate (beats/min) | Average Maximum Heart Rate, 100% |
|---|---|---|
| 20 | 120 - 150 | 200 |
| 25 | 117 - 146 | 195 |
| 30 | 114 - 142 | 190 |
| 35 | 111 - 138 | 185 |
| 40 | 108 - 135 | 180 |
| 45 | 105 - 131 | 175 |
| 50 | 102 - 127 | 170 |
| 55 | 99 - 123 | 165 |
| 60 | 96 - 120 | 160 |
| 65 | 93 - 116 | 155 |
| 70 | 90 - 113 | 150 |