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Eradicating dust to prevent childhood asthma may be useless, even counterproductive: the microbiota of certain allergens may have a protective effect.   Asthma, the number one chronic disease in children, may be linked to early exposure to environmental or psychosocial risk factors. The e...

Being born and raised on a farm may prevent allergies, but the underlying immunological mechanisms are still poorly understood. Swiss researchers pursued this idea by comparing groups of mice to whose skin they applied allergenic substances. Some were born and raised on a farm, the others in the lab...

By modulating the composition of newborns’ intestinal microbiota, pets reduce the risk of later developing an allergy or obesity in adulthood.   This is the astonishing conclusion reached by Canadian researchers who examined 746 newborns. Their study, published in the journal Microbiome, ...