TIL A 2017 study found that the introduction of iodized salt in 1924 raised the IQ for the one-quarter of the population most deficient in iodine. en.wikipedia.org Submitted by kstinfo t3_xxqvb7 on October 7, 2022 at 5:39 AM in todayilearned 196 comments 5,875
danivus t1_irh17hd wrote on October 8, 2022 at 1:50 AM Goddamn.... How dumb were people before if what we have now is the improved average? Permalink 2 kstinfo OP t1_irhcc7g wrote on October 8, 2022 at 3:42 AM I could wonder the same but now we have entire businesses devoted to making things more complicated. Permalink Parent 1
kstinfo OP t1_irhcc7g wrote on October 8, 2022 at 3:42 AM I could wonder the same but now we have entire businesses devoted to making things more complicated. Permalink Parent 1
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