Which of the following is true about exercise?

A) Exercise designed to strengthen muscles is referred to as aerobic exercise.
B) Exercise typically increases levels of anxiety.
C) Exercise that stimulates heart and lung functioning is known as muscle-strengthening exercise.
D) Exercise formally refers to structured activities whose goal is to improve health.

Question

Giacomo Tosetto · Accepted Answer

Final Answer : D, Explanation :  Exercise formally refers to structured activities whose goal is to improve health, whether it be through aerobic exercise to strengthen the heart and lungs or muscle-strengthening exercise. Option A is incorrect as aerobic exercise is actually exercise that stimulates heart and lung functioning. Option B is also incorrect as exercise has been found to decrease anxiety and improve mood. Option C is incorrect for the same reason as option A.

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