[ImHereToVote]

There are countries with significantly less allergies amongst children. The difference is so stark as to be visible at the country border level. This is well studied. For political reasons, I'm gonna let you search what those countries are for yourself.

[meindnoch]

Elaborate, please!

[mtlmtlmtlmtl]

Look up the hygiene hypothesis, I believe that's what they're referring to.