Authors
Ian J Deary, Janie Corley, Alan J Gow, Sarah E Harris, Lorna M Houlihan, Riccardo E Marioni, Lars Penke, Snorri B Rafnsson, John M Starr
Publication date
2009/12/1
Source
British medical bulletin
Volume
92
Issue
1
Pages
135-152
Publisher
Oxford University Press
Description
Introduction
Age-associated cognitive decline—or normal (non-pathological, normative, usual) cognitive ageing—is an important human experience which differs in extent between individuals. The determinants of the differences in age-related cognitive decline are not fully understood. Progress in the field is taking place across many areas of biomedical and psychosocial sciences.
Areas of agreement and controversy
The phenotype of normal cognitive ageing is well described. Some mental capabilities are well maintained into old age. From early adulthood, there are declines in mental domains such as processing speed, reasoning, memory and executive functions, some of which is underpinned by a decline in a general cognitive factor. There are contributions to understanding individual differences in normal cognitive ageing from genetics, general health and medical …
Total citations
Scholar articles
IJ Deary, J Corley, AJ Gow, SE Harris, LM Houlihan… - British medical bulletin, 2009