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  • Legionnaires’ disease is a form of pneumonia (lung infection).
  • Symptoms include cough, shortness of breath, fever and headache.
  • People who smoke and people with underlying medical conditions are at higher risk of getting very sick if they get Legionnaires’ disease.
  • Legionella, the bacteria that causes Legionnaires’ disease, is common in the environment, especially in fresh water and soil. There are easy steps that everyone can take to prevent infection.
  • Legionnaires’ disease can be treated with antibiotics and early treatment can reduce severity.

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Reviewed on: 02-10-2023