Derive five aerobic training zones with the Karvonen heart rate reserve method from age and resting heart rate.
| Item | Formula / Note | Source / Standard |
|---|---|---|
| Karvonen method | THR = HRrest + I×(HRmax − HRrest) | Martti Karvonen, 1957 |
| Max heart rate | HRmax ≈ 220 − age (approx.) | Fox 1971; Tanaka 2001 revision |
采用 Karvonen 储备心率法,结合年龄与静息心率,划分 5 个有氧训练区间,帮助你精准控制运动强度,提升燃脂与耐力训练效率。