Dr. Jason Fung, MD

Dr. Jason Fung is a Canadian nephrologist. He’s a world-leading expert on intermittent fasting and low carb, especially for treating people with type 2 diabetes. He has written three best-selling health books and he co-founded the Intensive Dietary Management program.

Dr. Fung has his own website at thefastingmethod.com.

Dr. Fung graduated from the University of Toronto and completed his residency at the University of California, Los Angeles. He lives and works in Toronto, Canada.

Dr. Fung occasionally collaborates with Team Diet Doctor on fasting related topics. Together we want to make it simple for people to understand and implement intermittent fasting, to improve their health. Below is some of the material with Dr. Fung on Diet Doctor.

About Dr. Fung

Watch Dr. Fung’s brief presentation above.

Written profile

Dr. Jason Fung: Dismantling diet dogma, one puzzle piece at a time

The fasting video course

The top 5 myths of fasting
08:23
Dr. Fung's fasting course part 5: The 5 top myths about fasting – and exactly why they are not true.
The 7 benefits of fasting
07:33
Dr. Fung's fasting course part 4: About the 7 big benefits of fasting intermittently.
The top 5 tips to make fasting easier
05:19
Dr. Fung's fasting course part 8: Dr. Fung's top tips for fasting
The most common questions
05:38
Dr. Fung's fasting course part 7: Answers to the most common questions about fasting.
How to fast - the different options
06:47
Dr. Fung's fasting course part 3: Dr. Fung explains the different popular fasting options and makes it easy for you to choose the one that fits you best.
Breakfast! Is it really that important?
07:08
Dr. Fung's fasting course part 6: Is it really that important to eat breakfast?
The power of a 7-day fast
03:34
How do you fast for 7 days? And in what ways could it be beneficial?
How to get started with fasting
02:30
Dr. Fung about what you need to do to start fasting.
What is fasting?
05:21
Dr. Fung's fasting course part 1: A brief introduction to intermittent fasting.
How to maximize fat burning
03:52
Dr. Fung's fasting course part 2: How do you maximize fat burning? What should you eat – or not eat?

The type 2 diabetes video course

Part 8 of Dr. Jason Fung's diabetes course
05:21
Dr. Fung gives us an in-depth explanation of how beta cell failure happens, what the root cause is, and what you can do to treat it.
MEMBERS ONLY
Why low-fat diets don't work — Dr. Jason Fung's diabetes course
09:16
Does a low-fat diet help with reversing type 2 diabetes? Or, could a low-carb, high-fat diet work better? Dr. Jason Fung looks at the evidence and gives us all the details.
Part 7 of Dr. Jason Fung's diabetes course
05:01
Dr. Fung gives us a comprehensive review of what causes fatty liver disease, how it affects insulin resistance and, what we can do to reduce fatty liver.
Insulin toxicity — Dr. Jason Fung's diabetes course
09:03
Dr. Fung looks at the evidence on what high levels of insulin can do to one’s health and what can be done to lower insulin naturally.
How to reverse type 2 diabetes
10:21
Dr. Fung's diabetes course part 1: How do you reverse your type 2 diabetes?
Treating the symptoms or the cause?
04:13
Dr. Fung's diabetes course part 4: Why most drugs uselessly move sugar around the body. It's better to get rid of it.
A disease of insulin resistance
09:30
Part 3 of Dr. Fung's diabetes course: The core of the disease, insulin resistance, and the molecule that causes it.

Interviews

What to do instead of counting calories
16:02
Why is counting calories useless? And what should you do instead to lose weight?
Are all carbohydrates equally bad?
23:08
Are all carbs equal – or are some forms worse than others? Is it safe to eat fruit?
The perfect treatment for diabetes and weight loss
45:20
Do doctors treat type 2 diabetes completely wrong today – in a way that actually makes the disease worse?
Do you have to count calories to lose weight?
10:22
Do you have to count calories to lose weight? Dr. Jason Fung explains why you don't.

Presentations

MEMBERS ONLY
The cause of obesity
38:45
What is the real cause of obesity? What causes weight gain? Dr. Jason Fung at Low Carb Vail 2016.
A new paradigm for type 2 diabetes
29:59
We need a new way to understand and treat type 2 diabetes. A paradigm based on science and addressing the core problem.
Therapeutic fasting
46:09
What if there was a more effective treatment alternative for obesity and type 2 diabetes, that is both simple and free?
The key to obesity
44:22
How insulin toxicity causes obesity and type 2 diabetes – and how to reverse it. Dr Jason Fung at the LCHF Convention 2015.
PCOS and insulin resistance
33:14
What is the connection between PCOS and insulin resistance? What are the three criteria for PCOS, and why do some women develop too much testosterone? And why do women put on a low-carb diet for other reasons than infertility, have a higher pregnancy rate?
Understanding and treating type 2 diabetes – Dr. Jason Fung
59:44
In this video, Dr. Jason Fung gives a presentation on diabetes to a room full of medical professionals.

All Dr. Jason Fung videos

Guides

Intermittent fasting for beginners - Draft cta
Intermittent fasting for beginners
Intermittent fasting for beginners - PT

Q & A

Potential conflicts of interest

Updated August 21, 2019.

Dr. Fung is a co-owner in the Diet Doctor company.

Dr. Fung receives money for treating patients with kidney disease in hospital for general internal medicine and obesity medicine. He owns parts of his medical practice.

He is also a part-owner at Intensive Dietary Management corporation, which provides education and support for fasting.

Dr. Fung receives money from his books The Obesity Code, The Diabetes Code, The Complete Guide to Fasting and The Longevity Solution, and articles on medium.com.

Dr. Fung speaks at conferences and occasionally receives speaking fees.

He has a YouTube channel discussing nutrition and fasting.

Dr. Fung eats a low-carbohydrate diet and fasts regularly.

Dr. Fung drinks tea daily. He receives consulting fees from Pique Tea.

Team Diet Doctor

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About Dr. Fung

Written profile

The fasting video course

The type 2 diabetes video course

Interviews

Presentations

Guides

Q & A

More with Dr. Fung

Books

Other publications

Articles

Potential conflicts of interest

More