Please please please help If a person's goal is to increase his or her overall fitness, which is the most important factor: the specific aerobic exercise a person does or the intensity of the exercise? Defend your response.

Which of the following defines scoliosis? a. a posture disorder characterized by the shoulders being rounded and the back hunched b. a posture disorder in which the spine curves up the back like a snake c. a posture disorder characterized by excessive curvature or arch in the lower back d. none of the above

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How harmful is it to smoke a pack of cigarettes a week?