Duke Diet & Fitness Center brings together physicians and other medical providers, registered dietitians, behavioral specialists, health coaches, psychologists, exercise physiologists, and a support staff committed to helping you achieve and maintain your weight-loss goals.

Politi, Elisabetta
Endress, Gerald
Eisenson, Howard
Sha, Ronald

Elisabetta Politi

Elisabetta Politi, RD, MPH, CDE, is nutrition director at the Duke Diet & Fitness Center. She has dedicated her career to the prevention of chronic diseases through diet and weight management. Elisabetta is also a certified diabetes educator and a past president of the Durham–Chapel Hill chapter of the American Dietetic Association. As the Duke Diet & Fitness Online nutrition expert, she provides information and answers members' questions about food choices and meal planning.

Gerald Endress

Gerald Endress, MS, RCEP, has been the fitness director at the Duke Diet & Fitness Center since 2003. He manages a team of exercise physiologists at the center and helps patients achieve their fitness goals. For the Duke Diet & Fitness Online program, he provides state-of-the-art fitness information and workout plans and responds to questions about all things fitness-related — from warm-ups to cooldowns, and everything in between.

Howard Eisenson

Howard Eisenson, MD, is executive director of the Duke Diet & Fitness Center (DFC), where he oversees the DFC and also works closely with patients in managing their medical conditions.

Ronald Sha

Ronald Sha, MD, PhD, is the DFC's medical director. He oversees the DFC's medical clinic and treats medical problems related to overweight, including diabetes and heart disease.