The U.S. is facing a serious public health threat due to potential contamination of ready-to-eat meals with Listeria monocytogenes. The USDA’s Food Safety and Inspection Service (FSIS) has issued an urgent alert, revealing that these potentially hazardous meals, including Walmart’s Marketside Linguine with Beef Meatballs and Marinara Sauce, could be lurking in your refrigerator.

One of the implicated products is the Marketside Linguine, with “best if used by” dates running from Sept. 22 through Oct. 1. Sold at Walmart, these items are marked with establishment numbers 47718 or 50784. Also at risk is Trader Joe’s Cajun Style Blackened Chicken Breast Fettuccine Alfredo, with expiration dates from Sept. 20 to 27 and establishment number P-45288.

Listeria isn’t just any bacteria; it’s a relentless adversary that can lead to listeriosis—a serious infection endangering the lives of vulnerable populations. Symptoms may include fever, muscle aches, and even seizures. Women who are pregnant face the harrowing risk of miscarriages or stillbirths. This infection doesn’t discriminate; severe cases can lead to hospitalization and, tragically, death.

The FSIS has made it clear: if you’ve bought these products, do not consume them. Dispose of them immediately or return them to the store. This isn’t just a suggestion; it’s an imperative for your health and safety.

As this crisis unfolds, the Centers for Disease Control and Prevention (CDC) is actively investigating a listeria outbreak tied to these meals, which has resulted in 20 reported infections across 15 states. Among these, there have been alarming reports of 19 hospitalizations and four fatalities. The CDC is taking this matter seriously, urging consumers to avoid these contaminated foods at all costs.

The call for vigilance extends beyond consumers to lawmakers, who are now pushing forward initiatives aimed at strengthening food safety. The Expanded Food Safety Investigation Act (EFSIA) is a crucial step forward, empowering the FDA to proactively tackle foodborne illnesses before they wreak havoc on the American public.

Take this threat seriously. Listeria is particularly dangerous for pregnant women, the elderly, and individuals with compromised immune systems, as it poses a significant risk of severe health complications. Clean your refrigerator thoroughly, as listeria can survive under conditions where other bacteria may perish.

In the face of this direct danger, it is essential for every American to stay informed, heed health advisories, and advocate for stronger food safety regulations. Your health and safety depend on it.