/u/recercar's posts in /r/askscience

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How does babies' exposure to common allergens decrease the probability of them developing these allergies as adults? And why do some develop allergies anyway?

8 upvotes

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If the saliva of a healthy adult human is beneficial for babies to build an immune system, does the saliva of a healthy dog or cat help or hurt it, since their mouth bacteria are largely different from ours?

1 upvotes

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
How does babies' exposure to common allergens decrease the probability of them developing these allergies as adults? And why do some develop allergies anyway?	8
If the saliva of a healthy adult human is beneficial for babies to build an immune system, does the saliva of a healthy dog or cat help or hurt it, since their mouth bacteria are largely different from ours?	1