Science, asked by JyotiAgarwal, 1 year ago

why does rate of breathing increases by 20 to 25 times during vigorous exercises?

Answers

Answered by NamaBhai
7
because during that time body wants more supply of oxygen
Answered by Jiyaa1
13
during vigorous exercise our muscles require large amount of energy. So fulfill the energy requirement of the muscles , our heart pumps blood at a much faster rate . So that's why breathing rate increases.
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