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Is yellow fever serious?

The severity of yellow fever depends on the case. Infection with the yellow fever virus may cause a mild, flu-like illness or a severe, life-threatening illness requiring hospitalization, transfusions, and dialysis. Most people survive this infection, though residual feelings of fatigue may last for many months. Of those who experience the most severe complications such as bleeding and organ failure, between 20 and 50 percent will die.

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.