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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