West Nile Virus spread in the United States

West Nile Virus (WNV) is a potentially serious illness and expert believe it is established as a seasonal epidemic in North America that flares up in the summer and continues into the fall. The virus spread by mosquitos and the condition ranges from mild to severe.
The virus was identified in 1937 in Uganda and was first discovered in the United States in the summer of 1999 in New York. Since then, the virus has spread throughout the United States. The West Nile virus is a type of virus known as a flavivirus and researchers believe it spread when a mosquito bitess an infected bird and then bites human.

west nile virus 1986
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West Nile Virus diagram

There are symptoms of the West Nile Virus such as :-

Abdominal pain
Lack of appetite
Muscle aches
Sore throat
Swollen lymph nodes

Center For Disease Control and Prevention officials announced that the recent outbreak of West Nile was the largest ever seen in the United States. The virus has sickened 30,000 people since it first showed up in 1999. There is no cure and no vaccine for this virus yet but the researchers at the CDC are working to learn about this disease.
About 80 percent of those infected people don’t know and won’t even get sick. Most of severe form of West Nile will damage their nervous system. The bad thing is the victims get neurological damage that lasts a lifetime.

Reference :- CDC
PubMed Health
Story :- ABCNews
Picture :- Graphicshunt

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