Abstract:
:The brain during healthy aging exhibits gradual deterioration of structure but maintains a high level of cognitive ability. These structural changes are often accompanied by reorganization of functional brain networks. Existing neurocognitive theories of aging have argued that such changes are either beneficial or detrimental. Despite numerous empirical investigations, the field lacks a coherent account of the dynamic processes that occur over our lifespan. Taking advantage of the recent developments in whole-brain computational modeling approaches, we hypothesize that the continuous process of aging can be explained by the concepts of metastability - a theoretical framework that gives a systematic account of the variability of the brain. This hypothesis can bridge the gap between existing theories and the empirical findings on age-related changes.
journal_name
Trends Cogn Scijournal_title
Trends in cognitive sciencesauthors
Naik S,Banerjee A,Bapi RS,Deco G,Roy Ddoi
10.1016/j.tics.2017.04.007subject
Has Abstractpub_date
2017-07-01 00:00:00pages
509-521issue
7eissn
1364-6613issn
1879-307Xpii
S1364-6613(17)30079-7journal_volume
21pub_type
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