Question

heart beat after running 300 meters
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Answer 1

Answer:

The American Heart Association recommends that a person does exercise that is vigorous enough to raise their heart rate to their target heart-rate zone—50 percent to 85 percent of their maximum heart rate, which is 220 beats per minute (bpm) minus their age for adults—for at least 30 minutes on most days, or about 150 ..

Answer 2

Explanation:

Heartbeat increases when we do exercise....