Transmission
E. coli O157:H7 and its toxins have been found in certain foods and liquids.
- Undercooked or raw hamburgers
- Salami
- Alfalfa sprouts
- Lettuce
- Unpasteurized milk, apple juice, and apple cider
- Contaminated well water
Other ways you can get infected with E. coli include
- Swallowing unchlorinated or underchlorinated water in swimming pools contaminated by human feces
- Swimming in sewage-contaminated water
- Having direct contact with an infected family member
- Having direct contact with an infected child in a child care center