Is this true: “Circumcision prevents HIV/AIDS”?

David Ferguson writes on Raw Story that Circumcision reduces HIV risk by changing penis ‘biome’, says study. 

Before I even read this story I was not convinced, I would be interested if anyone has any further information. Another article I found online, written by Darcia Narvaez, Ph.D. – More Circumcision Myths You May Believe: Hygiene and STDs – says:

Three studies in Africa several years ago that claimed that circumcision prevented AIDS and that circumcision was as effective as a 60% effective vaccine (Auvert 2005, 2006). These studies had many flaws, including that they were stopped before all the results came in.  There have also been several studies that show that circumcision does not prevent HIV (Connolly 2008). There are many issues at play in the spread of STDs which make it very hard to generalize results from one population to another. Continue reading “Is this true: “Circumcision prevents HIV/AIDS”?”