In recent weeks, vaccine opponents have made several unsubstantiated claims.

The battle to quell the devastating outbreak has been complicated by a vocal anti-vaccination movement, officials say.

The group alleges the Immunization of School Pupils Act breaches several charter rights, including those to freedom of conscience and religion as well as liberty and security of the person.

In Canada, the age of consent for most medical procedures is usually younger than 18, says Timothy Caulfield of the University of Alberta.

Health experts say it's "very easy" to be pulled into anti-vaccine websites without realizing.

Certain keywords linked to vaccines or vaccination in the Twitter app will now prompt a link to the federal government health website.

As a precaution, the NSHA is encouraging residents to check their immunization records, and ensure that they've got two shots of the MMR vaccine for measles, mumps and rubella.

Dr. Theresa Tam said Friday in Ottawa that bots have been spreading false claims about vaccinations and increasing tensions on the issue.

'Saturday Night Live' gave its own interpretation of a real-life spat between the two co-hosts of 'The View' earlier this week.

As of April 4, 369 students were set to be suspended due to lack of proper immunization, but Kingston's public health unit said it expected the number to decline.