We get tired after exercise because our muscle fibers get tired very quickly. This is due to the major source of energy for the muscle tissue, called adenosine triphosphate, or ATP. As the muscles make use of this supply of energy, they get tired and fatigue.
Answer:
if you repeat the same exercise, the body works more efficiently and burns more calories to experience different types of exercise.
Explanation:
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Answer:
Throws the the ball and not to voilently
Explanation:
