Final answer:
The slow progression phase of an exercise program involves gradually increasing the intensity and duration of workouts to build strength and endurance.
Step-by-step explanation:
The slow progression phase of an exercise program does not refer to the intensity and duration of workout that is maintained for life. In fact, it is a phase in which the intensity and duration of the workouts gradually increase over time to avoid injury and allow for adaptation. This phase is important for building strength, endurance, and overall fitness.
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