This may be as result of deterioration of the long-range nerve connections that link up the different parts of the brain. នៅក្នុងការស្រាវជ្រាវ, published in the journal Nature Neuroscience, 42 people aged 20–29 and 42 people aged 60–76 were assessed in a working memory task.
នៅក្នុងការស្រាវជ្រាវ, ចេញផ្សាយនៅក្នុងទិនានុប្បវត្តិ ឃើញធម្មជាតិ, 42 people aged 20–29 and 42 people aged 60–76 were assessed in a working memory task.