Vaccines Myth vs Facts Vaccines cause autism & sudden infant death syndrome (SIDS) persistent myth that autism is associated with immunizations has been disproven by numerous scientific studies. This textbook defers to the extensive scientific data available through the NIH, American Academy of Pediatrics, American Academy of Family Physicians, and the CDC Websites, which provide recommendations and guidance for immunization usage, in-depth discussions regarding vaccinations, and issues related to possible complications