Filed under: Parents' Pages, Vaccine Myths, Vaccine Science, Vaccine/Disease Analysis
Introduction: A while back, we explored some common anti-vax myths. Because in the great vaccine debates, the myths tend to outnumber the facts, we’ve decided to begin a multipart series dispelling some of the mythologies people argue over which preclude productive discussions over real issues. Below, you will find the facts behind two more common vaccine myths: herd immunity, and whether or not vaccines are profitable to pharmaceutical companies.
Myth: herd immunity isn’t real, and all the vaccine preventable diseases were declining in incidence prevaccine
Reality: vaccine induced herd immunity is a real phenomenon, and the incidences of the “diseases of childhood” (measles and mumps, for example) averaged out to be constant in the prevaccine era.
Here’s a chart showing the incidence of measles from 1912 till 1960.
Although the “death rate per cases” dropped an amazing amount, the same number of cases were happening per year on average. Read more