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Not only that, it is biased towards the notion thathat it is what we do and eat that makes us live longer, while not exploring the possibility that environmental factors could instead be making us live shorter. Air pollution, chemicals, or anything else really.

I'm also surprised they didn't mention how all the blue zones happen to be gorgeous environments, warm (but not too warm), sunny, with good soil, etc.

What is unhealthy about factory farmed animals? Asside from maybe some growth hormones, they seem pretty much the same as regular animals.

They move much less, and have much more fat and maybe something else in them.

What's wrong with refined oil?

Seed oil is mechanically pressed from the seed. Then the remaining oil is chemically extracted from the seed meal with hexane, then the hxane is boiled off and used again. Unsaturated seed oils go rancid as part of this production process. The odor is removed from the oil with steam.