FDA warns shoppers against eating frozen shrimp from Walmart due to possible exposure to Cesium-137.

The U.S. Food and Drug Administration (FDA) issued a warning that Great Value brand shrimp sold at Walmart in 12 U.S. states contained unsafe levels of the radioactive isotope cesium-137.

According to FoodSafety.gov, here are the steps you should take. Don’t panic: The majority of food recalls are not directly linked to an outbreak of foodborne illness.