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How does exercise affect the use of these muscles?(5)

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How does exercise affect the use of these muscles?(5)

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increase in exercise therefore mean there is an increase in strength of the respiratory muscles. As your respiratory muscle become stronger they will need less oxygen to work, this means your breathing will slow down due to less oxygen being needed and your breathing will become more efficient and easier whilst exercising.

the harder you work and the longer you exercise the more fatigued your muscles will become with lactic acid.