Roundup Record Tribune & Winnett Times -

Take steps to avoid mosquito bites, state health officials say State and local public health officials are reporting the season’s first West Nile Virus (WNV) detections with three counties confirming positive mosquito samples.

Cascade, Sheridan and Yellowstone counties have all had a positive mosquito sample for WNV. To date, no cases of WNV have been identified in a human but the detection of WNV in Montana is a reminder of the importance of avoiding mosquito bites. Most people who become infected with WNV experience no symptoms, but 1 in 5 develop a mild illness, with symptoms such as headac...