1. Nyberg L, Lövdén M, Riklund K, Lindenberger U, Bäckman L. Memory aging and brain maintenance. Trends Cogn Sci. 2012;16(5):292–305. doi:10.1016/j.tics.2012.04.005
2. Small SA, Schobel SA, Buxton RB, Witter MP, Barnes CA. A pathophysiological framework of hippocampal dysfunction in ageing and disease. Nat Rev Neurosci. 2011;12(10):585–601. doi:10.1038/nrn3085
3. Erickson KI, Voss MW, Prakash RS, et al. Exercise training increases size of hippocampus and improves memory. Proc Natl Acad Sci USA. 2011;108(7):3017–3022. doi:10.1073/pnas.1015950108
4. Park DC, Reuter-Lorenz P. The adaptive brain: aging and neurocognitive scaffolding. Annu Rev Psychol. 2009;60:173–196. doi:10.1146/annurev.psych.59.103006.093656
5. Petersen RC. Mild cognitive impairment as a diagnostic entity. J Intern Med. 2004;256(3):183–194. doi:10.1111/j.1365-2796.2004.01388.x
6. Hampstead BM, Stringer AY, Stilla RF, Giddens M, Sathian K. Mnemonic strategy training improves memory for object location associations in both healthy elderly and patients with mild cognitive impairment: a randomized controlled trial. Neuropsychology. 2012;26(3):385–399. doi:10.1037/a0027545
7. Glisky EL. Changes in Cognitive Function in Human Aging. In: Riddle DR, ed. Brain Aging: Models, Methods, and Mechanisms. CRC Press/Taylor & Francis; 2007. [NCBI Bookshelf]
8. Sala-Llonch R, Bartrés-Faz D, Junqué C. Reorganization of brain networks in aging: a review of functional connectivity studies. Front Psychol. 2015;6:663. doi:10.3389/fpsyg.2015.00663