Tick-borne illnesses surge in upstate New York as cases spike sharply

For many, spending time outside is a respite from modern life.

But in certain regions of upstate New York, these everyday rituals are increasingly colliding with a fast-growing public health concern that is harder to see and even harder to control.

In Canandaigua, officials considered an ad hoc committee on tick-borne disease education and prevention after cases surged across Ontario County, the Democrat & Chronicle reported in February.

By April, the seven-member ad hoc committee was officially complete, according to the Finger Lakes Times.

What’s happening?

Lyme disease cases surged from 31 in 2020 to 337 in 2025…

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