
What Everyone Should Know About Vaccines
Take a look at a timeline graph of polio or measles cases over the past 100 years and you’ll notice a striking trend – right around the mid-20th century, the zig-zagging peaks representing the number of infected persons suddenly crash to zero, and the line from there on out is nearly flat. These moments on the graphs correlate with the introduction of vaccines targeting those particular diseases. Vaccines are up there with the automobile and the computer on lists of […]