Photo of an infant with a measles rash.

Canada loses its official ‘measles-free’ status – and the US will follow soon, as vaccination rates fall

The resurgence of measles in Canada after decades with very low numbers of cases is not an isolated problem. The U.S. has also had large outbreaks of measles this year, and it will likely soon lose its measles-free designation as well.

The loss of measles elimination status is a symptom of a deeper issue: declining trust in public messaging about science and health, which has led to decreased vaccination rates and growing vulnerability to vaccine-preventable diseases.

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Olympus digital camera

What parents need to know about Tylenol, autism and the difference between finding a link and finding a cause in scientific research

As a father of a child with level 2 autism – meaning autism that requires substantial support – and a statistician who works with such tools as those used in the association studies cited by the White House, I find it useful to think about the nuances of association versus causation in observational studies. I hope that this explanation is helpful to parents and expecting parents who, like me, are deeply invested in the well-being of their children.

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Vaccination shot vaccine injection child nurse

Combatting the measles threat means examining the reasons for declining vaccination rates

The anti-vaccine literature is not anti-science. It is filled with statistics and references to scientific studies, although the facts are often wrong. Parents who read this literature need more than the simple reassurance of experts that vaccines are safe and effective. They need to be shown evidence and have confidence that their concerns are being taken seriously.

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