Question

What happens to rate of breathing during vigorous exercise and why?

Answer 1

Answer:

the rate of breathing during the vigorous exercise increases because the the oxygen level in the body increases suddenly due to to the moving Parts of the body while exercising.

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Answer 2

Explanation:

Rate of Breathing Increases During Vigorous Exercise

because we have to take enough oxygen so that oxygen rich blood would reach the muscles and also pump the blood faster and give the muscles more energy

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