On Fri, 22 Sep 2006 15:34:25 -0500, Keith Thomas <[log in to unmask]> wrote:
>
> Well, no remedy for this cold, but I should point out
> that in the Palaeolithic, colds were not a problem.

How can we know this?

> Colds are a disease of agricultural societies and of
> unnaturally-dense living that is a feature of human
> over-population.

The ease with which infections spread is definitely increased by denser  
populations, but I don't think that means they are *caused* by that  
density (which seems to be what you're implying, but maybe I'm reading it  
wrong).

-- 
   Robert Kesterson
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