What trait decreases with age? Exploring the biological and psychological shifts of aging
Research shows that while some aspects of personality and cognition improve with age, a number of other traits demonstrably decrease over the lifespan. Fluid intelligence, a person's ability to process new information and think abstractly, is a prominent **trait that decreases with age**, with a decline beginning as early as age 30. This decrease is often accompanied by shifts in certain personality traits and physical abilities that impact daily life.