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Positive mosquito samples have been received in Boston, Clarksburg, Lexington, and Melrose. The Massachusetts Department of Public Health is raising the West Nile Virus (WNV) risk level to Moderate for the following communities: Lexington, Waltham, and Woburn. These risk level changes are due to sustained WNV activity and an elevated abundance of the mosquito species that transmit the disease to humans.
Weston's Board of Health department has additional information and prevention steps. Risk maps can be found at www.mosquitoresults.com
WNV and Eastern Equine Encephalitis (EEE or "Triple E") are viruses that can cause illness ranging from a mild fever to a more serious disease like encephalitis or meningitis. The viruses are spread to people through the bite of an infected mosquito. There are no specific treatments for either virus, but steps can be taken to protect yourself from illness, including: