Great news, but I actually have an article to the same effect, I believe in
Sweden or somewhere where the study was done,  stored on my old Gateway
computer....so the US has finally caught up?

http://www.cnn.com/2002/HEALTH/parenting/08/27/kid.pet.allergies/index.html

Kids' best friends: Pets help prevent allergies

August 28, 2002 Posted: 5:39 AM EDT (0939 GMT)

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By Gina Greene
CNN

(CNN) -- Flying in the face of conventional wisdom, a new study shows that
children who grow up with pets in the home have a reduced risk of developing
common allergies. 

"It was very strongly the opposite of what we expected to find," said lead
researcher Dr. Dennis R. Ownby, who is chief of allergy and immunology at
the Medical College of Georgia in Augusta. "Allergists have been trained for
generations that dogs and cats in the house were bad because they increased
the risk of you becoming allergic to them; we know that before you become
allergic to something you have to be repeatedly exposed to it."

But the study, released in Wednesday's Journal of the American Medical
Association -- which tracked a group of 474 babies from birth to about age 7
-- found differently. Researchers found that the 184 children in the group
exposed to two or more dogs or cats in infancy were half as likely to
develop common allergies than the 220 children who had no pets in the home.

   CNN NewsPass VIDEO
A new study shows that children who grow up with pets in the home have a
reduced risk of developing common allergies. CNN's Dr. Sanjay Gupta reports
(August 28) 

Play video  

 

   EXTRA INFORMATION
Chart: Rate of pet allergies among children 
 

The researchers found the group exposed to animals had fewer positive skin
test to indoor allergens -- such as pet and dust mite allergens -- and also
outdoor allergens like ragweed and grass.

Moreover, the kids exposed to cats and dogs were almost half as likely to
have hyper-responsive and easily irritated airways -- a risk factor for
asthma. 

The research also suggests that more is better. For example, 15.5 percent of
kids without pets were allergic to cats compared with almost 12 percent with
one cat or dog. That number dropped to just under eight percent when two or
more pets were in the home.

"This contributes to the mounting evidence that the things allergists have
believed for years and parents have lived by are wrong," said Ownby, Indeed
the body of evidence is growing. In fact, a recent study sponsored by the
National Institute of Allergy and Infectious Diseases found that
low-to-moderate amounts of cat allergen triggered allergies in children
while high amounts had a preventive effect against allergies -- and asthma
as well. 

So what is it about cats and dogs? Researchers think the secret may lie in
endotoxins, the breakdown products of bacteria found in the animals' mouths.
They're thought to force the body's immune system into developing a response
pattern that's less likely to lead to allergic reactions.


And I love this last line:

"The bottom line," says Ownby, "is that maybe part of the reason we have so
many children with allergies and asthma is we live too clean a life."