Mysterious Listeria Outbreak Across US Raising Concerns, No Source Identified Yet, Says CDC

Listeria Monocytogenes. Courtesy of U.S. Centers for Disease Control and Prevention

A mysterious listeria outbreak across the United States has left health officials trying to find the reasons for the outbreak.

So far, no specific food product has been identified as the source of the outbreak. The Centers for Disease Control and Prevention (CDC) has received several recent reports of illness, giving cause for concern.