An adult in Lafayette is the first human death of West Nile virus in Colorado this year, according to the Colorado Department of Public Health and Environment.

By late summer, what started as fever and fatigue had morphed into severe migraines, dizziness and partial loss of hearing. “It was fall turning into winter and I could not drive. It was really hard for me to just walk around the house; I could not walk up and down the stairs by myself,” she said.

An individual in Pueblo County was recently hospitalized with West Nile virus. Here's what to know about the illness and how to stay safe.

A Third human case of West Nile virus in Illinois has been reported, this time in DuPage County. The DuPage County Health Department confirmed the case on Thursday. The department said the individual is a Glen Ellyn resident in their 50s, and the onset of symptoms was mid-July.

The Ada County Mosquito Abatement District announced the discovery after mosquito samples tested positive for the virus in two locations: near the intersection of North Grenville Place and West Cory Lane in Boise, and close to the Star Road bridge over the Boise River in Meridian.

In the United States, there have been 45 human cases of West Nile virus spread across 15 states this year. While putting his hand in a cage full of mosquitoes, MSU Denver biology professor Robert Hancock said there are increased numbers of positive mosquito pools.