mRNA

Full Fact examines claims about mRNA and mRNA vaccines, providing expert, evidence-based fact checks to help you understand the science and spot misinformation.

22 September 2025

Chickenpox vaccine claims: fact checked

After it was announced that young children will be offered the vaccine by the NHS in 2026, we’ve seen false and misleading claims circulating on social media.

19 August 2025

Robert F Kennedy Jr wrong about mRNA vaccines’ effectiveness

The US health secretary has cancelled research into mRNA vaccines, but his reasons seem to be based on bad information about their effectiveness.

Official portrait of Robert F. Kennedy Jr., the United States secretary of health and human services.

15 May 2025

No, the US Supreme Court has not ruled that Covid vaccines are ‘not vaccines’

Familiar misinformation about Covid vaccines being gene therapy is circulating again.

13 January 2023

Excess deaths would be higher without Covid-19 vaccines

Dr Aseem Malhotra told the BBC that mRNA vaccines were “a likely contributing factor” to excess deaths in the UK. But the vaccines will have limited them, by preventing tens of thousands of deaths.

13_jan_2023_screenshot_2023-01-13_at_16.00.15.jpg

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mRNA

Chickenpox vaccine claims: fact checked

Robert F Kennedy Jr wrong about mRNA vaccines’ effectiveness

No, the US Supreme Court has not ruled that Covid vaccines are ‘not vaccines’

Excess deaths would be higher without Covid-19 vaccines

Full Fact fights bad information