Hundreds of people in Midwestern states have come down with a severe stomach bug and produce may be to blame.
The Centers for Disease Control says nearly 300 people have been infected with cyclospora.
There has been one case in Illinois.
Other states include Iowa, Texas, Nebraska, Wisconsin, Georgia and
Preliminary interviews with sick patients suggest fresh produce or contaminated water could be to blame.
Diana Scott with the Peoria City/County Health Department said it is always important to take precautions in the kitchen, especially when there is an outbreak.
"You need to keep washing your fruits and your vegetables and your utensils especially because you tend to use everything on the same cutting board and if you're cutting vegetables you can transfer it very easily," said Scott.
The patients fell ill from mid-June to July, but doctors don't know yet if the parasite has stopped spreading.