Some states with greater tick activity have started to urge citizens to take precautions when enjoying the outdoors. Ticks carry several types of disease —
Severe cases of babesiosis are rare, but the disease can be fatal for some people, particularly those who are immunocompromised, Three New England states — Maine, New Hampshire and Vermont — saw the fastest growth in cases, which prompted the CDC to add them to the list of places where the disease is considered endemic .
“Persons who acquire babesiosis through contaminated blood have been shown to have significantly worse health outcomes and a higher risk for death than do those who acquire the disease from a tick bite,” the agency said in the report.