Tahmina Nasrin Poly

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All articles published by MDPI are made immediately available worldwide under an open access license. No special permission is required to reuse all or part of the article published by MDPI, including figures and tables. For articles published under an open access Creative Common CC BY license, any part of the article may be reused without permission provided that the original article is clearly cited. For more information, please refer to https://www.mdpi.com/openaccess.

1. Introduction Dementia is the most common disease among the elderly population and is the leading cause of mortality worldwide [1]. The incidence of dementia has increased significantly with the increasing trends of the aging population [2,3]. Currently, over 55 million individuals are living with dementia, a number that is expected to grow to 78 million in 2030 and 139 million in 2050 [4,5].