3 ms·
It's called the hygiene hypothesis: http://en.wikipedia.org/wiki/Hygiene_hypothesis http://en.wikipedia.org/wiki/Hygiene_hypothesis
by rsync 12y ago
It's called the hygiene hypothesis:
http://en.wikipedia.org/wiki/Hygiene_hypothesis http://en.wikipedia.org/wiki/Hygiene_hypothesis
- piptastic 12y agoSeems like a misnomer then, eating allergies wouldn't be considered hygiene related, would they? Even pollen isn't really hygiene related.