For example: Can tracking IQ be useful to track cognitive degradation and predict neurodegenerative diseases?
On SSC, someone claimed it helped show that lead poisoning was a problem.
Those studies aren’t done on an individual level. It has little to do with the usefulness to know your own IQ.
On SSC, someone claimed it helped show that lead poisoning was a problem.
Those studies aren’t done on an individual level. It has little to do with the usefulness to know your own IQ.