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Vaccines still don’t cause autism, decade-long study of 650,000 people confirms, again

  • The major study detected no increased risk of autism in children who had the MMR vaccine and no evidence that it triggered autism in susceptible children

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A nurse administers a measles vaccine to a boy in Lapaivka village near the western Ukrainian city of Lviv on February 21. Photo: AFP
Associated Press

A new decade-long study of more than half a million people found that the measles vaccine does not increase the risk of autism, further reinforcing what the medical community has long been saying about preventive shots.

Researchers from Denmark looked at a Danish population registry of 657,461 children, some who were vaccinated with the mumps, measles, and rubella (MMR) vaccine and some who were not. After more than a decade of follow-up, 6,517 were diagnosed with autism. There was no increased risk of autism in children who had the MMR vaccine and no evidence that the vaccine triggered autism in susceptible children.

Anti-vaccination protesters rally in Olympia, Washington, on February 8 to oppose a bill that would prevent parents claiming a philosophical exemption against their school-age children receiving the measles, mumps and rubella (MMR) vaccine. Photo: AP
Anti-vaccination protesters rally in Olympia, Washington, on February 8 to oppose a bill that would prevent parents claiming a philosophical exemption against their school-age children receiving the measles, mumps and rubella (MMR) vaccine. Photo: AP
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The study contributes to past studies that have found the same. It also reflects a well-known consensus within the medical community that widely encourages children to receive vaccines.

An editorial that accompanied the study published Tuesday in the peer-reviewed journal Annals of Internal Medicine called the report “one of the largest studies to date” on the topic.

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People choosing not to vaccinate have become a global health threat in 2019, WHO reported. The US Centres for Disease Control and Prevention recognised that the number of children who aren’t being vaccinated by 24 months old has been gradually increasing.

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