03-08-2022, 01:44 AM
A study in the journal Proceedings of the National Academy of Sciences estimates that half of all Americans alive in 2015 were likely exposed to damaging levels of lead in their childhood. This exposure could have had a subtle but lifelong effect on people’s brain health, including lower IQ and cognitive function, the researchers say.
https://www.pnas.org/doi/full/10.1073/pnas.2118631119
https://www.pnas.org/doi/full/10.1073/pnas.2118631119