How does naegleria fowleri kill you

Previous water testing has shown that Naegleria fowleri is commonly found in freshwater venues. Therefore, recreational water users should assume that there is a low level of risk when entering all warm freshwater, particularly in southern-tier states. The risk of Naegleria fowleri infection is very low.

There have been 33 reported infections in the U. By comparison, in the ten years from to , there were more than 34, drowning deaths in the U. Behaviors associated with the infection include diving or jumping into the water, submerging the head under water or engaging in other water-related activities that cause water to go up the nose.

Recreational water users should assume that Naegleria fowleri is present in warm freshwater across the United States. Posting signs based on finding Naegleria fowleri in the water is unlikely to be an effective way to prevent infections.

This is because:. Infection is rare and typically occurs when people go swimming or diving in warm freshwater places, like lakes and rivers. Very rarely, infections have been reported when people submerge their heads or get water up their nose, cleanse their noses during religious practices, or irrigate their sinuses nose using contaminated tap or faucet water.

Naegleria fowleri can grow in pipes, hot water heaters, and water systems, including treated public drinking water systems. Personal actions to reduce the risk of Naegleria fowleri infection should focus on limiting the amount of water going up the nose and lowering the chances that Naegleria fowleri may be in the water.

Please visit the following pages for information on lowering your risk of infection in specific situations:. This information is not meant to be used for self-diagnosis or as a substitute for consultation with a health care provider. If you have any questions about the parasites described above or think that you may have a parasitic infection, consult a health care provider. Skip directly to site content Skip directly to page options Skip directly to A-Z link.

Section Navigation. Facebook Twitter LinkedIn Syndicate. Minus Related Pages. Frequently Asked Questions What is Naegleria? How does infection with Naegleria fowleri occur? You cannot get infected from drinking water contaminated with Naegleria. You can only be infected when contaminated water goes up into your nose. Where is Naegleria fowleri found? Soil Naegleria fowleri is not found in salt water, like the ocean. In what water temperature does Naegleria fowleri cause infection?

What is the source of food for Naegleria fowleri? Can I get a Naegleria fowleri infection from a disinfected swimming pool? How common are Naegleria fowleri infections in the United States? When do Naegleria fowleri infections most commonly occur? Can infection be spread from one person to another?

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Visit the pages below to learn how you and your water utility company can protect your health. Healthy Water Sites. Links with this icon indicate that you are leaving the CDC website.