for starters we have Links to Avoid  Sites that are only indirectly related to the articles subject the link should be directly related to the subject of the article A general site that has information about a variety of subjects should usually not be linked to from an article on a more specific subject  Hepatitis C and Watersports urine  Watersports for HIV people These two links are about watersports AND  while the article is simply about Watersports They are also clearly in violation Important points to remember   avoid separate links to multiple pages in the same website Then take a look at the rest of the links under the lens of Links to Avoid  Links to blogs and personal web pages except those written by a recognized authority It is completely unclear who is responsible for any of the websites and so we cannot know if the authors are recognized authorities or if these sites are purely original research  So how do any of the above links qualify to be included as external link