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What happens in the human body while running?

In the process of running training, the number of heart contractions decreases, the heart becomes more powerful and works more economically.

Due to the fact that with a long rhythmic run, the pulse becomes 120-130 beats per minute (by the way, we previously wrote about the pulse zones when running), and the peripheral blood vessels expand, their resistance decreases, which leads to a decrease in blood pressure. Frequent breathing, along with increased sweating, protect the body from overheating during a period of pronounced physical activity.

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