Outer ear infection: Also known as swimmer’s ear or otitis externa, an outer ear infection typically begins as an itchy rash. It can occur when water stays in the ear after you bathe or swim. This ...

DEAR DR. ROACH: I think I have a middle ear infection. I noticed it last night. It doesn’t hurt except when I swallow. Otherwise, I feel fine. Should I wait 24 hours before seeing my doctor, or ...

Q: My 11-year-old daughter has had one outer ear infection after another. After someone recommended transfer factor, I tried it, but it didn’t seem to help. Is transfer factor really ...

The human inner ear has a type of cell called the outer hair cell. These were thought to amplify sounds from the environment. However, a new study based on hearing in gerbils shows these cells are ...