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brikym
2 days ago
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Coffee linked to slower biological ageing among th...
My own take. The point is that the link may be the other way around. The population of people who tend to drink coffee might age slower. Perhaps due to some third variable like wealth or race. Correlation is not causation.
jama211
1 day ago
[–]
These studies are often questionable at best, but usually they make some attempt to control for those things, did you check if they did in the study?
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