The Centers for Disease Control and Prevention historically maintained the official position that vaccines do not cause autism.
November 21, 2025
high
temporal
Describes the CDC's longstanding official stance on the relationship between vaccines and autism prior to 2025.
As of 2025, Centers for Disease Control and Prevention scientists stated that there was no new scientific evidence supporting a causal link between vaccines and autism.
November 21, 2025
medium
temporal
Reported assertion by CDC scientists about the absence of new evidence linking vaccines to autism up to 2025.
Robert F. Kennedy Jr., serving as U.S. Secretary of Health and Human Services in 2025, has publicly expressed the opinion that vaccines are dangerous.
November 21, 2025
high
temporal
Identifies the public stance of the HHS Secretary in 2025 regarding vaccine safety.
Widespread scientific consensus based on decades of research concludes that vaccines do not cause autism.
high
general
Summary of the long-standing scientific conclusion from multiple studies over many years.
The U.S. Food and Drug Administration (FDA) licenses vaccines, and the Centers for Disease Control and Prevention (CDC) promotes FDA-licensed vaccines.
high
procedural
Describes the roles of FDA and CDC in vaccine regulation and promotion in the United States.
Some anti-vaccine activists allege that vaccines cause autism, a claim that contradicts the scientific consensus.
high
claim
Characterizes a recurrent claim made by anti-vaccine advocacy that is at odds with established research conclusions.