Dr. Tamler's PhD research focused on free radical biology, and he is transferring his experience from the bench to the clinical arena by investigating diabetes-related endothelial dysfunction. He is working closely with the departments of Urology and Cardiology, studying the effects of testosterone on endothelial function. He was also involved in several trials involving bariatric surgery in patients with diabetes. Dr. Tamler has published extensively on the use of nutritional supplements for hormonal issues in general and more specifically in men. Finally, Dr. Tamler is a sought-after expert on mobile health and the use of smart phone applications for diabetes self-management. He is a frequent speaker at regional, national and international venues on the topic of men's health and diabetes.