What Causes Diabetes?


Saturated fat can be toxic to the insulin-producing beta cells in the pancreas, explaining why animal fat consumption can impair insulin secretion, not just insulin sensitivity.

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This is an installment in my year-long intermittent video series on the intricacies on the development of diabetes. Here are the first four with a bunch more to come:
• What Causes Insulin Resistance? (
• The Spillover Effect Links Obesity to Diabetes (
• Lipotoxicity: How Saturated Fat Raises Blood Sugar (
• Diabetes as a Disease of Fat Toxicity (

Separate from the series is what we can actually do about preventing it:
• Eggs and Diabetes (
• Fish and Diabetes (
• Preventing Prediabetes By Eating More (
• Lifestyle Medicine Is the Standard of Care for Prediabetes (
• How to Prevent Prediabetes from Turning into Diabetes (
• How to Prevent Prediabetes in Children (

And treating it:
• Diabetics Should Take Their Pulses (
• Flaxseed vs. Diabetes (
• Update on Cinnamon for Blood Sugar Control (
• Plant-Based Diets and Diabetes (

Have a question for Dr. Greger about this video? Leave it in the comment section at and he’ll try to answer it!

Image Credit: Wess via Flickr.

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