Lake County health officials are asking residents to take precautions to protect themselves from mosquitoes after a Deerfield man in his 70s became ill from West Nile virus in late July.

LAKE COUNTY, Ill. (CBS) -- Batches of mosquitos in Lake County have tested positive for West Nile Virus. Health officials say they sampled the mosquitos at the end of June and they were ...

The Lake County General Health District has announced that the Ohio Department of Health has confirmed three positive mosquito pools for West Nile virus in the county. A “pool” is a ...

A resident in their 70s became ill in early July, according to the Lake County Health Department, although the sex, location or condition of the person was not provided.

A Lake County resident in their 60s became the first person in the county to test positive for West Nile virus this year, county health department officials said. The person became ill in ...