Abstract: Cognitive aging is the age-related cognitive impairment. There are many factors that affect cognitive aging and personality can be treated as the originate. Current researches on personality and cognitive aging are mainly falling into two aspects: the effect of different personality traits on cognitive aging and the mechanisms between their relationships. Although the relationships between different personality traits and cognitive aging have become more and more clear, there are still a lot of controversies in current researches. Future researches can further strengthen and expand in the following areas: comparative studies of different research paradigms; the inherent problems about the mechanisms of the effect of personality traits on cognitive aging; the stability of personality traits and the influence and the indigenization study about the effect of personality traits on cognitive aging.

Key words: personality, cognitive aging, cognitive reserve, stress