probably need 3-4 references to provide sufficient evidence to discuss your topic in detail. The references used should mostly be original research articles with only occasional use of review articles and no use of websites or blogs. You should describe the type of studies reviewed and include commentary on the strengths and weaknesses of the studies.nformation from the studies reviewed should then be synthesised to provide a clear summary of the topic and some practical recommendations that can be used to improve health and/or fitness. Suggestions for future research should also be provide.The article should be between 1200 – 1500 words and should be written in a style that provides useful information for the general public rather than a style more suited to the scientific community. Only use headings if there is a clear need to differentiate sections of the article.