Edward Jenner’s discovery of vaccinations has been the most impactful breakthrough in medicine to date. His discoveries lead to the eradication of diseases that once plagued the world many centuries ago. According to the World Health Organization, Smallpox has resulted in more than 300 million deaths worldwide, but in 1980 following a successful global immunization campaign, the W.H.O. declared the disease eradicated, yet some diseases can’t be fully eradicated such as tetanus which is the only …show more content…
Dr. Peter Hotez stated that “Measles is one of the most contagious and most lethal of all human diseases. A single person infected with the virus can infect more than a dozen unvaccinated people.” The victims of infection are usually infants to young for their first shots, which is considerably worse since their immune system isn’t fully developed. Dr. Hotez went on to say “When the percentage of children in a community who have received the measles vaccine falls below 90 percent to 95 percent, we can start to see major outbreaks” When dealing with extremely contagious diseases that spread like wildfire, immunization is always