Computerized cognitive training has modest benefits for cognitively healthy older adults

Computerized cognitive training (CCT) has been widely promoted for older adults, but its effectiveness for cognitively health older adults has been unclear in systematic reviews to date. In a new systematic review and meta-analysis published in this week's issue of PLOS Medicine, Michael Valenzuela (Brain and Mind Research Institute, University of Sydney, Sydney, New South Wales, Australia) and colleagues evaluated 52 datasets in 51 studies and found a small overall effect of CCT (g = 0.22; 95% CI 0.15 to 0.29, where g END