Vaccines have literally erased some diseases from the face of the earth, but in most cases they can reoccur if populations ignore the concept of ‘herd immunity’ and begin to doubt their value. It turns out that the very success of these immunizations makes it harder to see their value to some–‘what me worry’? And in a year when the outbreak of the measles has been seen in various American communities, the voices questioning vaccines, given their own booster by the viral spread of social media, grow louder. Karen Ernst, executive director of Voices for Vaccines, joins us to spread the gospel of vaccines and to take on the many myths surrounding their necessity and effectiveness. Inoculate yourself against the voodoo science masquerading as truth in this fact free era in America.
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