Opponents of vaccinations believe that they (vaccines) have killed and harmed many people, or that they are some sort of government plot. Allergies, Asthma, retardation, autism, Down Syndrome, etc. have been attributed to vaccines, although there is little to no scientific evidence for most of these claims. Often what they also fail to consider is that the diseases themselves can cause actual harm and death and, when vaccination rates fall, these communicable diseases reappear. There has been much Propaganda in the popular press to this effect, resulting in a large decrease in vaccination rates in many countries, including England and Nigeria. In England (and parts of the US) there have been large outbreaks of previously controlled diseases such as measles and mumps, resulting in many deat