The Thrifty Gene Theory Survival of the Fattest

Rather than being some kind of disorder or failure of willpower, weight gain - and obesity - is largely a normal response, by normal people, to an abnormal situation.

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If weight gain is largely a normal response, by normal people, to an abnormal situation, what exactly is that abnormal situation? Calorie-Rich-And-Processed Foods (I’ll let you work out the acronym!). That’s the topic we’ll turn to next.

This is the 3rd in an 11-video series on the history of the obesity epidemic. If you missed the first two, see The Role of Diet vs. Exercise in the Obesity Epidemic (http://nutritionfacts.org/video/the-r...) and The Role of Genes in the Obesity Epidemic (https://nutritionfacts.org/topics/the....

There are eight more coming up:
• Cut the Calorie-Rich-And-Processed Foods (http://nutritionfacts.org/video/cut-t...)
• The Role of Processed Foods in the Obesity Epidemic (http://nutritionfacts.org/video/the-r...)
• The Role of Taxpayer Subsidies in the Obesity Epidemic (http://nutritionfacts.org/video/the-r...)
• The Role of Marketing in the Obesity Epidemic (http://nutritionfacts.org/video/the-r...)
• The Role of Food Advertisements in the Obesity Epidemic (http://nutritionfacts.org/video/the-r...)
• The Role of Personal Responsibility in the Obesity Epidemic (http://nutritionfacts.org/video/the-r...)
• The Role of Corporate Influence in the Obesity Epidemic (http://nutritionfacts.org/video/the-r...)
• The Role of the Toxic Food Environment in the Obesity Epidemic (http://nutritionfacts.org/video/the-r...)

And if you really want to watch them all now, you can grab a digital download from the webinar I did in January: What Triggered the Obesity Epidemic? (https://drgreger.org/collections/down....

Have a question about this video? Leave it in the comment section at http://nutritionfacts.org/video/the-t... and someone on the NutritionFacts.org team will try to answer it.


Want to get a list of links to all the scientific sources used in this video? Click on Sources Cited at https://nutritionfacts.org/video/the-.... You’ll also find a transcript and acknowledgements for the video, my blog and speaking tour schedule, and an easy way to search (by translated language even) through our videos spanning more than 2,000 health topics.

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Thanks for watching. I hope you’ll join in the evidence-based nutrition revolution!
-Michael Greger, MD FACLM

Captions for this video are available in several languages; you can find yours in the video settings. View important information about our translated resources: https://nutritionfacts.org/translatio...

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