Orange County Florida in Legionnaires' cases, hitting 25 in November after 14 people contracted the disease from "gym exposure."

Florida has reported 665 confirmed legionellosis cases in 2025, the highest in more than 10 years, according to the state health department.

Legionnaires' disease is a serious type of pneumonia caused by the legionella bacteria that can sometimes be fatal.

The number of Legionnaires' disease cases in Florida is at a 10-year high after the Florida Department of Health confirmed an isolated outbreak due to “gym exposure” at an Orange County facility.

Legionnaires' disease is a serious type of pneumonia caused by the legionella bacteria, according to the health department. The lung infection is typically mild for healthy people but can be deadly for certain a

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