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You have to include the fact that the pyramid, while being hogwash, was still better than the average American diet of fast food and candy. So it may have been
by jquery 4y ago
You have to include the fact that the pyramid, while being hogwash, was still better than the average American diet of fast food and candy. So it may have been a net positive overall despite being existing somewhere on the scale from heavily flawed to total nonsense.
- irthomasthomas 4y agoIt really wasn't. Just lookup a graph of obesity over time and see if you can spot when the low fat diet was implemented by the U.S. government. Spoiler: https://cms-static.wehaacdn.com/hoards-com/images/Obesity-1980-chart.13136.jpg https://cms-static.wehaacdn.com/hoards-com/images/Obesity-19...
- thaumasiotes 4y agoThey're close. But the pyramid is not significant enough to account for that much change. Other things happened in 1980 too. (Also, your graph doesn't show obesity, and the pre-pyramid 45% rate would already be alarmingly high if it was obesity, which it isn't.)
- irthomasthomas 4y agoIt was alarmingly high and had been noted since the mid 1950s. That is why Ancel Keys, inventor of the lipid hypothesis and low fat diet, began researching the problem. They where responding to a heart disease and obesity epidemic. https://www.ncbi.nlm.nih.gov/books/NBK19623/figure/chartbook.f7/?report=objectonly https://www.ncbi.nlm.nih.gov/books/NBK19623/figure/chartbook...