Cases of tickborne disease babesiosis are surging in the U.S. Northeast, the CDC warns. Here’s what you need to know

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Tickborne diseases are surging in the U.S. Northeast, jumping 25% from 2011 through 2019. One in particular has become endemic to three new states, the U.S. Centers for Disease Control and Prevention warned Thursday.

Cases of Babesiosis—a potentially fatal condition caused by microscopic parasites carried by blacklegged ticks—have sky-rocketed. Cases rose a stunning 1,602% in Vermont, 1,422% in Maine, and 3272% in New Hampshire during that period, according to CDC data.