persuasive speech
...of the circulatory and respiratory systems to supply oxygen to the body during sustained physical activity. a. According to the book, Foundations of Sport and Exercise Psychology, regular exercise will make these systems more efficient by enlarging the heart muscle, enabling more blood to be pumped with each stroke, and increasing the capillaries in trained skeletal muscles. b. Exercise and weight lifting will also improve the respiratory system by increasing the amount of oxygen that is inhaled and distributed to the body tissues. c. This will reduce the risk for heart disease and prevent high blood pressure. 2. Exercising and lifting weights will also help to maintain weight control. a. According to the book Exercise Prescription for Fitness, many people start exercising because they want to lose weight. b. Well, after lifting weights, fat continues to burn at an increased rate because muscle cells burn more energy than fat cells, and strong muscles burn more calories than flabby muscles. They also store sugar as a source of energy for the next time they're used. c. The level of physical activity does have a direct effect upon a person’s metabolic rate, even raising it for several hours after a workout. d. Just a little regular exercise and weight lifting will help you to control your weight more efficiently than just dieting. 3. Next, regular exercise has been proven to improve mental health and stress management. a. Regular exercise burns off the chemical by-products released by the nervous system during normal responses to stress b. Exercising and weight lifting reduces stress levels by accelerating the body’s balanced state, and it improves physical appearance by toning and developing muscles and by reducing body fat. Transition: Now that you have seen how exercising and lifting weights improves cardio respiratory fitness, weight control, and stress management, I will explain some other benefits and recommendations to get started on the right track. B. Although hours of studying burn mental energy, both your body and mind need physical exercise to function at their peak for a college student. 1. Physical health has been proven to increase greater happiness for college students than those who do not engage in regular fitness activity. a. The United States Department of Health and Human Sciences recommend that people get at least one hour of moderate exercise daily. 2. Colleges offer various exercise options for college students. a. A student can take a physical education class for college credit, work out at a gym, take a jog outside, or participate in intramural sports. b. The American College of Sports Medicine suggests that a typical college stude...