FAYETTEVILLE, Ark. (KNWA/KFTA) -- More than 500 varieties of frozen waffles sold across the United States and Canada are being recalled due to possible listeria contamination, the FDA announced on Friday.

Listeria can cause serious and sometimes fatal infections in young children, frail or elderly people, and others with weakened immune systems, the FDA said.

The waffles were manufactured by Oak Brook, Illinois-based TreeHouse Foods, Inc. and were sold at:

The FDA said the recalled waffles were also sold under the following brand names:

A full list of the recalled waffles can be found in the document below.

Click here for photos of the affected waffles along with the products' UPC numbers.

When it comes to listeria contamination, healthy individuals may only have short-term symptoms, including high fever, severe headache, stiffness, nausea, abdominal pain, and diarrhea. The FDA also said a listeria infection can cause miscarriages and stillbirths among pregnant women.

There have been no confirmed reports of illness linked to the recalled products as of October 18.

The FDA said the issue was found during routine testing at the manufacturing facility.

Customers should check their freezers for any of the products listed above and either throw them away or return them to where they were purchased for a refund. Anyone with questions can contact the company at (800) 596-2903, Mondays-Fridays from 8 a.m. to 4:30 p.m. CST.