Canada’s loss of its measles elimination status this week is more than just an international embarrassment. It’s a sign of how badly our public health infrastructure has eroded and how far we’ve slipped in protecting one of the most basic tools of modern medicine: vaccination.

For the first time since 1998, the Pan American Health Organization no longer considers Canada measles-free. The reason? Outbreaks across several provinces have lasted more than a year, and public health officials haven’t been able to stop the virus’s spread.

That’s not because measles suddenly became more infectious. It’s because our systems — from vaccination tracking to public education — have broken down.

Experts say Canada’s fall from grace was preventable. The science hasn’t changed. What’s changed is our po

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