Medically reviewed by Arno Kroner, DAOM Ear infections often develop due to allergies or an upper respiratory infection.

Middle ear infection in children is much more common than in adults, in part because of how this part of the ear is designed.

Typically, dizziness and nausea indicate a far less serious problem, such as an inner ear infection. This article reviews the causes of nausea and dizziness and recommends when to see a doctor.