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Cardiovascular exercise helps improve the health of the _____. brain muscle fibers blood vessels blood
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1 vote
Cardiovascular exercise helps improve the health of the _____.

brain

muscle fibers

blood vessels

blood

User Johnmerm
by
7.3k points

2 Answers

2 votes
the muscle fibers because your working your whole body
User Yannick Pezeu
by
7.4k points
5 votes
It helps improve the health of the muscle fibers. I hope this helped.

User Yevhen Kuzmovych
by
7.0k points
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