>I'm a few days short of 50.
        My husband is 51.  We both have friends who have polio.  At that time, I
would have immunized against it.  Now, polio is almost extinct.

>uncommon. My mother told me that I almost died of whooping cough (pertussis)
>as an infant; that vaccine was not yet available.

        I almost died of drowning one time and 75% of my body burned another time.
 Almost doesn't count.  There was a virus around this winter that was every
bit as bad as pertussis.

>Polio is a sinister disease. Adults who had polio as kids and seemed to have
>stabilized are now experiencing a resurgence and worsening of symptoms.

        I know, but the adults I know who had it are all still very sharp minded,
even into their late '70s.  I have been wondering if having polio causes
some protection against dementia.
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Antioxidant vitamins have a significant effect on prevention of coronary
disease in men.

        J. of Clinical Epidemiology  48(2) p.297-305

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