A Natural Part of Aging. Hardening of the arteries, or atherosclerosis, is a natural part of aging, while Alzheimerâs and other forms of dementia are not. A 1997 study was one of the first to link dementia and atherosclerosis, stating that people with severely hardened arteries were three times more likely to have dementia.
A critical review of a journal article is an evaluation of an article's strengths, weaknesses and validity. It is used to inform readers of an article's value through explanation, interpretation and analysis. The reviewer must present information that will allow the reader to make a value judgment about the article.
When writing up your literature review use each of your headings or themes to compare and contrast the differing views put forward in the relevant studies and explain how they relate to your investigation.our literature review has two main purposes: 1) To place your investigation in the context of previous research and justify how you have approached your investigation. 2) To provide evidence to help explain the findings of your investigation. It is this second purpose that many people forget!