Roman Empire’s use of lead lowered IQ levels across Europe, study finds
“Widespread use of metal caused estimated 2- to 3-point drop in IQ for nearly 180 years of Pax Romana”
https://www.theguardian.com/science/2025/jan/06/roman-empires-use-of-lead-lowered-iq-levels-across-europe-study-finds?utm_source=dlvr.it&utm_medium=bluesky&CMP=bsky_gu
“Widespread use of metal caused estimated 2- to 3-point drop in IQ for nearly 180 years of Pax Romana”
https://www.theguardian.com/science/2025/jan/06/roman-empires-use-of-lead-lowered-iq-levels-across-europe-study-finds?utm_source=dlvr.it&utm_medium=bluesky&CMP=bsky_gu
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