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| Phase 1 aerobic exercise prescription following acute myocardial infarction | |
| Frequency | 2-4 times/day |
| Intensity | Target heart rate = resting heart rate + 20 beats/min, with an upper limit of 120 beats/min or Borg rating of perceived exertion scale = 13 |
| Time | Beginning with intermittent bouts that last 3-5 min; progress to 10-15 min continuous bouts |
| Type | Walking, ergometer, or treadmill |
