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349 points zdw | 2 comments | | HN request time: 0.422s | source
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JCM9 ◴[] No.45661908[source]
A lot of science supports the idea that helicopter hyper-parenting is hurting kids by having them grow up in an environment that’s too sterile. Let your kids go outside and roll around in the mud a bit. God forbid they lick the floor. Science says it’s good for them!
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adrr ◴[] No.45664713[source]
Allergy in children in hand versus machine dishwashing

https://pubmed.ncbi.nlm.nih.gov/25713281/

tl/dr: In families who use hand dishwashing, allergic diseases in children are less common than in children from families who use machine dishwashing. We speculate that a less-efficient dishwashing method may induce tolerance via increased microbial exposure.

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1. toenail ◴[] No.45664872[source]
Correlation/causation?
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2. Maxion ◴[] No.45665256[source]
Studies are never able to prove causation. Phenomena in the real world are very rarely so simple as to have one trigger, often there are multiple involved.

Very often mechanisms are so complex, or simply hard to detect that it is only feasible to look at biomarkers and not the actual cause.