E. coli: 5 life-saving facts you must know

E. coli is one complicated little germ. Some strains are harmless, but others can cause diarrhea, pneumonia, kidney problems - and even death. And a recent outbreak of E. coli illness that has torn through 10 countries in Europe has killed more than a dozen and sickened hundreds. The CDC says the outbreak seems to pose little threat in the U.S., but it's still good to know a bit about E. coli - where it's found, the symptoms it causes, and how to avoid infection.

Keep clicking to find the answers to 8 common questions about E. coli...

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