"Trump and RFK Jr. are perpetuating the misunderstanding that cases of autism have been increasing in the population at an alarming rate, whereas what has happened is that diagnoses of autism are increasing in people who, in the past, would have been diagnosed with other conditions or missed altogether. They are now using this misunderstanding to scare people about vaccines, asserting that the artifactual increase in autism rates constitutes evidence of an epidemic produced by the harmful effects of vaccines. The results of this scientific illiteracy could be catastrophic." Why Autism Rates Are Rising—It Isn't the Vaccines