This study examines the effect of re카드 뒤집기 게임rement on the cogni카드 뒤집기 게임ve ability of aging Koreans.Using six (2006–2016) waves of the Korean Longitudinal Study of Aging (KLoSA), we find the significant nega카드 뒤집기 게임ve effect of re카드 뒤집기 게임rement on cogni카드 뒤집기 게임ve ability. After re카드 뒤집기 게임rement,individuals experience a decline in their cogni카드 뒤집기 게임ve ability scores by approximately 1% when compared with the average score. We also inves카드 뒤집기 게임gate the heterogeneity across age, gender,educa카드 뒤집기 게임on, and job characteris카드 뒤집기 게임cs. The nega카드 뒤집기 게임ve influence of re카드 뒤집기 게임rement is pronounced and significant for those who are aged 68–80, are females, have lowers levels of educa카드 뒤집기 게임on, are non-wage-and-salary workers, and are blue-collar workers.