How does yellow fever affect the body?

Yellow fever is caused by infection with a flavivirus. This virus replicates in the blood and tissues, potentially damaging the body's vital organs. The liver is often affected. When liver function declines, the skin and eyes become yellow, a condition known as jaundice, and the body's ability to form blood clots is compromised. Difficult-to-control bleeding may occur from areas such as the intestinesr. Damage to the heart, brain, and other vital organs can cause shock, coma, and increased susceptibility to bacterial infections. If a person survives a severe infection, it may take several months to fully recover.

Continue Learning about Viral Infections

Viral Infections

Viral Infections

Viral infections like herpes simplex, respiratory syncytial virus (RSV), chicken pox and rotavirus are infections caused by a virus instead of a bacterium. Viral infections do not respond to antibiotics, but some specific viruses ...

like influenza A and B can be treated with certain antiviral medications. Most commonly, treatment for viral infections includes drinking lots of fluids, getting rest, eating well and letting the illness run its course.
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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.