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There is a chikungunya travel health notice for outbreaks in:
CDC prioritizes posting information on outbreaks that might impact U.S. travelers so they can make informed decisions about their risk of exposure to chikungunya virus.
Many factors are considered before CDC posts outbreak notices, including:
U.S. travelers visiting the following countries are at elevated risk* of exposure to chikungunya virus, even if there is no current outbreak:
*Countries in this list have had a median of one or more cases reported annually in U.S. travelers during the last 5 years, with at least one case that was laboratory-confirmed.
The most recent locally acquired case was reported from a U.S. state in 2025.
Chikungunya primarily spreads through mosquito bites, causing fever and joint pain. Everyone can prevent bites. Travelers can consider vaccination.
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