“U.S. Weight, Lifestyle and Diet Trends, 1970- 2007”
Stephan went to a lot of work to compile this post and it's pretty revealing. Best you read it over there, but here's just a taste. First, everyone's getting fatter.
Second, it's not the animal fat.
Go check out his post for the rest. Here's a graph I just found on my desktop, but I don't recall where I stole it from, but thanks to whoever put it together. It's not the butter, either.
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