Vaccinations are one of the most important things created by scientists because they have impacted the lives of …show more content…
Understandably, when people research the ingredients used, it can be scary. After further investigation, it can be concluded that there is actually nothing to worry about. Major medical organizations state that vaccines are safe though. Ingredients such as thimerosal, formaldehyde, and aluminum can be very harmful to a body in big doses, but in vaccines they are never used in harmful doses. The FDA requires up to ten or more years of testing on a vaccine before it is passed. All of them go through stages, these stages include the exploratory stage (2-4 years), the pre-clinical stage (1-2 years), an IND application (30 days), Phase one, two, and three trials, approval and licensure, monitoring of the vaccine, phase four trials, and vaccine safety datalink.
One myth that people often believe is that vaccines will give you the disease they are designed to prevent. In most cases, people think this is true about the flu virus. It is true that some vaccinations contain the killed virus of the disease, but it is in such a small dose that it is impossible for it to make someone catch the