The popular video platform says it's partnering with the World Health Organization to share informational content on COVID-19.

Coronavirus is the number one most-searched topic on Twitter globally (498 million hits) and in Canada (2.9 million hits) over the past month.

Elections Canada created a social-media monitoring unit.

The social media platform will begin removing posts that include false claims or conspiracy theories about the virus that have been flagged by health authorities.

'The science is clear – vaccines are safe and effective,' the Nova Scotia Health Authority said in a tweet on Thursday.

The president of the Ontario Medical Association says they have staff actively monitoring different trends: "If they feel there is too much misinformation particularly on one matter, we will speak out against that."

The latest crackdowns on state-backed social media campaigns came as tech companies step up efforts to tackle misinformation on their services ahead of next year's U.S. presidential elections.

Internet companies are face growing criticism for amplifying false claims during the run up to the 2016 Brexit referendum and the 2016 election in the U.S.

Facebook, Twitter and Google have vowed to step up the fight against political manipulation of their platforms after facing fierce criticism for failing to counter alleged Russian interference in 2016.

Reports broke that strategist Warren Kinsella and his firm Daisy Group were hired to ``seek and destroy'' Maxime Bernier's party and portray its supporters as racist.