US health officials issued a warning about dengue fever as cases surge internationally, driven by climate change and mosquito spread. Countries in the Americas have already set new records for dengue cases this year. While less common in the continental US, cases have tripled compared to last year, mainly from infections acquired abroad. Dengue symptoms range from mild to severe, including fever and potential life-threatening complications like bleeding. Concerns rise over repeated infections with different dengue virus types, challenging immunity.
Global Dengue Surge Prompts US Health Alert
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