Question

What is the effect of exercise on heart beat? Why?

Answer 1

Explanation:

Exercise causes the heart to pump blood into the circulation more efficiently as a result of more forceful and efficient myocardial contractions, increased perfusion of tissues and organs with blood, and increased oxygen delivery. Aerobic exercise trains the heart to become more efficient.

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Answer 2

Answer:

exercise causes the heart to pump blood into the circulation more efficiently as a result of more forceful and efficient myocardial contractions increased perfusion of tissues and and organs with blood and increased oxygen deliver

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this the reason i like exercise and iam a exercise lover...