Four individuals in Florida have succumbed to infections caused by Vibrio vulnificus, known as a flesh-eating bacterium, in 2025, according to state health authorities. Among the deceased, one was reported in South Florida, contributing to a total of 11 confirmed cases of the infection this year. Fortunately, these numbers reflect a significant decrease from 2024, which experienced a notable spike with 82 cases resulting in 19 deaths, a situation linked to Hurricane Helene.
The confirmed cases of Vibrio vulnificus span several Florida counties, including Bay, Broward, Hillsborough, and St. Johns, along with additional reports in Duval, Escambia, Lee, Manatee, Santa Rosa, and Walton counties.
While infections are relatively rare, the Centers for Disease Control and Prevention (CDC) notes approximately 80,000 Vibrio cases occur annually in the United States, leading to around 100 associated fatalities. The bacterium presents a particular threat to individuals with compromised immune systems or chronic health issues.
Dr. Edward Hirsch, an infectious disease expert at HCA Florida University Hospital, highlighted that those at heightened risk include individuals with conditions such as cirrhosis or those undergoing chemotherapy. Symptoms of infection may range from blisters and swelling to severe complications that can lead to significant tissue damage.
To mitigate the risks associated with Vibrio vulnificus, Dr. Hirsch advises thorough rinsing after swimming in seawater and ensuring seafood is cooked properly. He reassured that while the infection is alarming, it remains rare.
Key prevention strategies include avoiding raw or undercooked shellfish, keeping open wounds away from warm brackish water, and practicing safe food handling techniques to prevent cross-contamination. Immediate medical attention and antibiotic treatment are crucial for effective management of infections.
This article serves as a crucial reminder of the importance of food safety and vigilance when engaging in water activities, especially for those with existing health vulnerabilities. While the risk of infection is low, awareness and preventive measures can significantly protect public health.