infections
West Nile Virus Infection
Symptoms of West Nile Virus Infection
Most (4 out of 5) people with West Nile virus infection have no symptoms. About 1 in 5 develop fever along with other symptoms such as headache, body aches, joint pain, vomiting, diarrhea, or rash. About 1 in 150 people develop severe central nervous system involvement with Encephalitis (a brain infection), Most people with typical symptoms recover completely, but fatigue and weakness can last for weeks or months. People whose central nervous system was affected often have long-lasting adverse effects on their brain and nerves. 