Your heart rate is increased during physical activity to increase cardiac output and deliver the blood flow needed to the muscles to carry out those activities. Your heart itself is a muscle, and also gets a workout during exercise. The job of the heart is to get more blood to the body's muscles when they work hard. Hope this helped.
Explanation:
The answer D because more temperature then that your not a human anymore your grilled chicken
D.) I can and im not in any gymnastics im just a normal human and can only reach one inch past my foot with my sit-and-reach.
Answer:
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Explanation:
No he is not under weight
