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		piptastic on April 7, 2015 \| parent \| context \| favorite \| on: Why do we have allergies? This study supports what you are mentioning: http://www.health.harvard.edu/blog/children-eat-peanuts-earl... However, I'm not sure it would be called a cleanliness theory..

rsync on April 8, 2015 [–]

It's called the hygiene hypothesis:

http://en.wikipedia.org/wiki/Hygiene_hypothesis

piptastic on April 8, 2015 | [–]

Seems like a misnomer then, eating allergies wouldn't be considered hygiene related, would they?

Even pollen isn't really hygiene related.

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