On Wed, 11 Jan 2017 19:49:29 -0500, Dave Smith
> wrote:

>On 2017-01-11 6:38 PM, Bruce wrote:
>>
>> But that means there is no reason to think their diet made them live
>> longer. It also doesn't mean their diet made them live shorter.
>
>Perhaps that was why I said I didn't know if it was their diet, disease
>or starvation.

Yes.

>> many other factors are at play, that you can't really say anything
>> about the effect of their diet on their life expectancy. So why do
>> people keep bringing them up to prove that their high "good fat" diet
>> is healthy?
>
>Ask the people who you think keep bringing them up to prove that their
>high "good fat" diet is healthy. Their people lived in a cold climate
>long enough for them to develop a high fat diet that sustained them all
>that time. They think it is important for them to have a lot of fat in
>their diet to help them cope with the cold. FWIW, while I was
>researching about their longevity and diet I came across an article that
>had a photo of a bunch of native kids in the north playing hockey. There
>is snow on the ground and none of the kids are wearing bulky jackets.
>One is in a long sleeved shirt and another is just in a T shirt.

Yes, they may need the high fat diet because of the cold, even though
that diet _may_, at the same time, only allow them to live 10 years
shorter than the average Canadian.