Final answer:
Dr. Barry Popkin is aiming to combat obesity and improve public health through research, advocacy, and developing strategies to promote healthier habits and prevent obesity.
Step-by-step explanation:
Dr. Barry Popkin is aiming to combat obesity and improve public health.
He is a renowned researcher and professor specializing in nutrition and obesity at the University of North Carolina. Dr. Popkin's work focuses on studying the impact of diet, physical activity, and policy interventions on health outcomes.
Through his research and advocacy, Dr. Popkin aims to raise awareness about the health risks associated with poor nutrition and sedentary lifestyles, and to develop strategies to promote healthier habits and prevent obesity.