If there parents haven't taken drugs, or there environment.
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Answer:
Cardiorespiratory fitness refers to the ability of the circulatory and respiratory systems to supply oxygen to skeletal muscles during sustained physical activity. ... Basically, it's how well your heart and lungs can work together to pump blood, oxygen, and nutrients to exercising muscles.
Explanation:
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C. Skates that have three wheels with a pick
An action you could take would to improve the health of a school is buy water bottles for the sports teams at school, by doing this you will hydrate the teams preventing them from going to the hospital for dehydration.