What causes ear infections?
Ear infections are caused by water or bacteria that enters the ear canal. They can be very painful and need antibiotics. ChaCha!
Answered -
Older Answers
If your eustachian tubes become blocked, fluid cannot drain and bacteria or viruses start growing there. That is an ear infection.
Answered by Schuyler C. -
Soap or water or bacteria that enters the ear from the outside can't get into this space to cause an infection.
Answered by Ian B. -
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