Listeria Outbreak Florida 2024 India. Listeria is primarily caused by the consumption of contaminated food.  — one person has died and 22 people have been hospitalized in a listeria outbreak, with most of the infected people having been in florida about a month before.

 — an additional six people have died as the toll from contamination at a single boar’s head plant becomes the worst listeria outbreak since 2011. One floridian is among at least nine people who have died after being infected with listeria from boar’s head deli meats tied to a massive recall.