Bickert said the company also removed related targeting options, like "vaccine controversies".
Monika Bickert, Facebook's vice president for global policy management, said the social media network would reduce the distribution of false data and provide users with authoritative information about vaccinations.
Facebook, Twitter Inc and Alphabet Inc have been under pressure from regulators around the globe to fight the spread of misinformation aimed at destabilizing elections by stoking hardline positions or supporting propaganda campaigns. Vaccine misinformation will also be purged from Instagram, which Facebook owns.
These groups and Pages will not be included in recommendations or predictions when you type into Search.
Facebook announced on Thursday it is taking steps to combat the spread of anti-vaccine information across the social media platform by reducing the distribution of misleading medical advice and relying on vetting from leading global health organizations that "have publicly identified verifiable vaccine hoaxes".
"Posts from violating groups and pages containing these hoaxes will appear lower in News Feed and will be removed from search results and group recommendations".More news: Ireland vs France - Report - Six Nations 2019 - 10 Mar, 2019
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"Also, ads that include misinformation about vaccinations will be rejected", she said. WHO in February listed "vaccine hesitancy" among its top 10 most pressing global health threats for 2019 and the United Nations last week warned against "complacency" as measles cases soared worldwide.
Dr. Nancy Messonnier, the director at the CDC National Center for Immunization and Respiratory Diseases, said it's "those that are unvaccinated that put us all at risk".
Despite the lack of evidence between the vaccine and the neurobehavioural condition, more parents appear to be shunning immunization, with public health experts warning the progress made against the disease that was declared eradicated in Canada in 1998 could be threatened, with consequences including hearing loss and inflammation of the brain greatest for children.
Some accounts will be disabled if they're found to be continuously violating policy by sharing inaccurate information that could jeopardize the health of the public.
The social media platform's AI system will hunt for specific contradictory claims about vaccines through posts and media and dilute the culpable groups and pages, although members belonging to those groups will continue to view such posts.