community immunity
oracknows | July 26, 2017One of the most common tropes used by antivaxers is to attack herd immunity as not being real. Herd immunity, or as its sometimes called, community immunity, is a name for a phenomenon in which in a population with high levels of immunity to a disease members susceptible to the disease are protected. Basically, because the vast majority of members of the population are immune to a disease, that disease can't gain a foothold in the population and lead to an outbreak or an epidemic. Basically, transmission from person to person is interrupted because any susceptible person who becomes infected…
oracknows | May 30, 2016Andrew Wakefield, his claims to the contrary, is antivaccine to the core. To be honest, I’m not sure if he was always antivaccine. After all, around 20 years ago when he was doing his “research” into whether the MMR vaccine causes autism, he was being generously funded by a barrister seeking to sue vaccine manufacturers and he was developing a competing measles vaccine (for which he filed for a patent) that would be unlikely to be profitable unless the MMR became discredited. In retrospect, knowing what I know now about these aspects of Wakefield’s “research,” I consider it highly likely that…