Specific Purpose: To inform my audience about how exercise controls weight, combats health conditions and diseases, and improves mood.
Central Idea: Exercise and physical activity are a great way to feel better, gain health benefits and have fun.
You’re sweating, panting, and have a feeling of euphoria. You don’t know why you feel so good when there has just been so much stress put on your body (Attention-Getter). We’ve all gone through this feeling of exhaustion known as exercise. It can tire us out, yet leave a rewarding, kind of paradoxical feeling of energy. I have this reaction every time I train for triathlons (Credibility). I’m sure you’ve had this same feeling when partaking in physical activity (Significance). Today, I would like to inform you about the physiological and psychological benefits of exercise (wiifm). It controls weight, combats health conditions and diseases, and improves mood (Thesis and Preview). (Transition: Let’s start with how exercise controls weight.)
I. Exercise can help prevent excess weight gain or help maintain weight loss. When you engage in physical activity, you burn calories. The more intense the activity, the more calories you burn. It helps to control your weight by using excess calories that otherwise would be stored as fat. Your weight is determined by the number of calories you eat each day minus what your body uses. Everything you eat contains calories, and everything you do uses calories, including sleeping, breathing, and digesting food. Any physical activities in addition to what you normally do will burn extra calories. According to Edward Laskowski, M.D., people should get at least 150 minutes a week of moderate aerobic activity. For example, a brisk 30-minute walk or activities such as gardening or cleaning the house for five out of seven days is sufficient (VA). (Transition: Besides maintaining weight, exercise provides another...