The New York State Department of Health has confirmed a case of locally acquired chikungunya on Long Island, marking the first case of the virus reported to be locally acquired in New York and the first locally acquired case to be reported in the United States since 2019.

Laboratory testing at the department's Wadsworth Center confirmed the case in Nassau County on Long Island , according to health officials.

"An investigation suggests that the individual likely contracted the virus following a bite from an infected mosquito," officials said. "While the case is classified as locally acquired based on current information, the precise source of exposure is not known."

Chikungunya is a mosquito-borne disease most common in tropical and subtropical regions and symptoms include fever and j

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