IQ

Cognitive Decline

Are young people smarter than older adults? Cognitive differences between generations diminishingMay 1, 2024

COVID-19 brain scan

From Lower IQ To Accelerated Aging, Even Mild COVID Can Cause Major Brain ProblemsMarch 1, 2024

Leaded gasoline sign from 1975

Half of Americans have lower IQ, higher risk of brain diseases from childhood exposure to leaded gasolineMarch 8, 2022