Exposure to pets, children lowers nasal allergy risk, study says

07/24/2011 | Reuters

A survey conducted in 13 countries found that adults who resided on farms during childhood had a 30% lower risk of nasal allergies, while those who owned a dog or a cat before age 5 had a 15% reduced risk compared with those who didn't have such experiences. The study in the Journal of Allergy and Clinical Immunology also found a reduction in nasal allergy risk among children who were exposed to other children, such as their siblings. Researchers cited maternal smoking during pregnancy and family history of allergies as risk factors of the condition.

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