1. According to JoAnn Manson, exercise is associated with a lower risk of disease and improves mental functioning. Rebecca Prussin, Philip Harvey, and Theresa Foy DiGeronimo warn that exercising can be addicting and lead to injuries and emotional problems. In your own experience, has exercise been a benefit or detriment to your quality of life? Citing from the text and your experience, explain why or why not.
2. According to James Guest and Marvin M. Lipman, the weight-loss herb ephedra poses serious health risks, such as heart attacks and strokes. In Barbara Zeitlin Kravets’s opinion, ephedra is the most effective weight-loss aid available, and contends that its risks have been exaggerated. With whose argument do you most agree? Explain.