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AleksAgata [21]
3 years ago
7

How does circuit training build muscle and keep heart rate up? circuit

Health
1 answer:
FinnZ [79.3K]3 years ago
4 0

Answer: Circuit training builds your aerobic, or cardiovascular, endurance, too! “Your cardiorespiratory system has to work harder to keep up with the relentless demand for energy from your working muscles as you perform back-to-back exercises,” he says.

Explanation:

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