Introduction Karl is a 36-year-old software engineer. He is 5'10" and weighs 195 pounds. He has a sedentary lifestyle. He loves TV, the Internet, fast food, and unhealthy snacks. His idea of exercise is clicking the remote control. His favorite meals are pizzas, burgers, and fries. He drinks a lot of soda. You have to develop a diet and exercise plan for him because he may be at risk for heart disease and possibly diabetes.