Swallowing, yawning, and chewing can help equalize the pressure across the tympanic membrane ... disease may have fluid buildup in the cochlea and vestibular organs in the ear.

The middle ear is an air-filled space between the eardrum (tympanic membrane) and the inner ear, a fluid-filled structure ...

A lump behind the ear can have many possible causes. The most common include swollen lymph nodes caused by an uncomplicated ...