Dr. David Cavan, MD

Dr-Cavan-600bDr. David Cavan, MD, is an experienced diabetes physician who has expertise in all areas of diabetes management. He is especially interested in supporting lifestyle change to manage and reverse type 2 diabetes, and in intensive management of type 1 diabetes including insulin pump therapy.

Dr. Cavan is an active promoter of self-management and has been working extensively on the development of education programs for people with diabetes.

For nearly two decades, he worked as a consultant physician at the Bournemouth Diabetes and Endocrine Centre, where he oversaw the development of education programs for people with type 1 and type 2 diabetes.

Dr. Cavan was also the previous chair of the Education and Psychosocial Care Section of Diabetes UK, where he contributed to the development of the National Service Framework for Diabetes.

In 2013, he moved to Brussels to work for three years as the Director of Policy and Programmes at the International Diabetes Federation. His main responsibility there was overseeing projects and programs that addressed the different needs of people with diabetes at a global level.

In 2017 he was closely involved in the development of Diabetes Reversal Programme in Bermuda that has proven to be successful.

He has now returned to the UK as an independent consultant to work on different diabetes-related projects, while also resuming clinical practice.

Dr. Cavan’s books1

Cavan has authored three books on self-management of type 2 and type 1 diabetes.

Select scientific publications

Murdoch C, Unwin D,  Cavan D, Cucuzzella M, Patel M. Adapting diabetes medication for low carbohydrate management of type 2 diabetes: a practical guide. Diabetes Research and Clinical Practice 2019; 69(684):360-361

Cavan D, Makaroff LE, Ogurtsova K, da Rocha Fernandes JD, Karuranga S, Sylvanowicz M, Conlon J, Chaney D, Malhi A, Barratt J. Global perspectives on the provision of diabetic retinopathy screening and treatment: Survey of health care professionals in 41 countries. Diabetes Research and Clinical Practice 2018; 143:170-178

Ogurtsova K, da Rocha Fernandes JD, Huang Y, Linnenkamp U, Guariguata L, Cho NH, Cavan D,  Shaw JE,  Makaroff LE. IDF Diabetes Atlas: Global estimates for the prevalence of diabetes for 2015 and 2040. Diabetes Research and Clinical Practice 2017; 128:40-50

da Rocha Fernandes JD, Ogurtsova K, Linnenkamp U, Guariguata L, Seuring T, Zhang P, Cavan D,  Makaroff LE. IDF Diabetes Atlas estimates of 2014 global health expenditures on diabetes. Diabetes Research and Clinical Practice 2016; 117:48-54

Diet Doctor Articles

Six principles of successful self-management of type 1 diabetes
Preventing type 2 diabetes requires transformation of our environments
We need to talk more about reversal of type 2 diabetes
How low carb is low carb?

Medically reviewed evidence-based guides on Diet Doctor

Type 1 diabetes – how to control your blood sugar with fewer carbs

What you need to know about insulin resistance

Starting low carb or keto with diabetes medications

How low carb is low carb?

Low-carb fruits and berries

Potential conflicts of interest

Dr. Cavan receives royalty income from book sales and income as a physician and educator. Like other coworkers, Dr. Cavan will get the option to become a co-owner in the Diet Doctor company.

Dr. Cavan receives no funding from industry or any other sources.

He eats a liberal low-carbohydrate diet.


You can find Dr. Cavan on Twitter and LinkedIn. Or, visit his website to learn more.


Team Diet Doctor

  1. Diet Doctor will not benefit from your purchases. We do not show ads, use any affiliate links, sell products, or take money from industry. Instead, we’re funded by the people, via our optional membership. Learn more