Reducing and eliminating the diseases that vaccines prevent is one of the top achievements in the history of public health. But some how the number of anti vaccinators increased from the past. Its mainly through the widespread of news regarding misconceptions of vaccines. The widespread fear that vaccines increase risk of autism originated with a 1997 study published by Andrew Wakefield, a British surgeon. The article was published in the Lancet, a prestigious medical journal, suggesting that the measles, mumps, rubella (MMR) vaccine was increasing autism in British children. But later this paper was completely discredited due to serious procedural errors. Its publication set off a panic that led to dropping immunization rates. However that went unnoticed by many as usual and still rumours continue to spread.
Vaccines need additives to improve the way they work, increase their shelf life and make them as safe and effective as possible. The three main substances added to vaccines are: