The Onondaga County Health Department is warning the public about a rare outbreak of a food-borne illness.
Three cases of Listeriosis were reported in Onondaga County in the past week. Listeriosis is described as a serious infection, usually caused by eating contaminated food. Pregnant women, newborns, the elderly and adults with weakened immune systems are considered high risk for contracting the illness.
Possible symptoms include fever, muscle aches, severe headaches, convulsions and loss of balance, but healthy people may not experience any symptoms.

Health officials stress the disease is preventable and treatable.
The Onondaga County Health Department is warning the public about a rare outbreak of a food-borne illness.
“Anyone who has symptoms, particularly pregnant women, it is very important that you contact your physician immediately. Early treatment, diagnosis can alter this disease, this potentially fatal disease,” said Onondaga County Health Commissioner Dr. Cynthia Morrow.
The health department recommends the following tips to avoid contracting the illness:
1. Avoid all unpasteurized dairy products like soft cheeses and raw milk.
2. Completely wash raw vegetables before eating them.
3. Thoroughly cook all raw meats.
4. Wash knives, hands and cutting boards after handling uncooked foods.
5. Keep uncooked meats and vegetables separate from ready-to-eat foods.