What is Listeria and who is at risk?

Listeria monocytogenes, or Listeria for short, is a bacterium that causes an infection called listeriosis. A recent outbreak of listeriosis, found to be due to contaminated cantaloupe, has placed Listeria in the news. Today's Health Tip describes the features of Listeria infections and discusses who is at particular risk for developing listeriosis.How does someone contract listeriosis? Listeria