I have 26 years of experience, and specialize in the field of medical exercise physiology with specific knowledge in the areas of physical working capacity, cardiovascular risk factors, obesity, nutrition, cholesterol and exercise training in health and disease. I have published on such topics as exercise, blood cholesterol, obesity, exercise training for cardiovascular disease prevention and rehabilitation and athlete’s sport performance and health. I have testified on exercise equipment and physical injury. For 26 years I have served as the director of a university based adult fitness program providing medical exercise testing and training to thousands of men and women, including firefighters, police officers, and athletes.