date:Sep 07, 2017
s for the next 70 days. Thats how long it can take for symptoms to develop. The symptoms of listeriosis include high fever, severe headache, stiffness, nausea, abdominal pain, and diarrhea. Pregnant women may only have a mild illness that mimics the flu, but the illness can cause miscarriage, stillbirth, premature labor, and infection in the newborn. If you do get sick, see your doctor.