Medically reviewed by Daniel More, MD An ear infection often happens when a virus or bacteria causes inflammation in the ear.

The inner ear is divided into two fluid filled chambers - one inside the other. Figure 3 illustrates the basic organization of both the organs of hearing and balance. The fluid in the two chambers ...

Researchers at Columbia University have developed a 3D-printed microneedle that can potentially transform hearing loss ...

Draining fluid. Your Eustachian tubes usually are ... This equalizes the pressure between your middle ear and the outside environment. This is crucial for your eardrum to work correctly.

As a result, your eustachian tube can’t equalize the pressure in your middle ear with the air around you. You might feel pain ...

In order to reduce these reflections and maximize the transfer of sound energy from the air filled environment to the fluid filled inner ear, land animals evolved external ears as sound collectors and ...

A middle ear infection can cause ear congestion, as well as dizziness, ear pain, and occasionally fluid drainage. They’re usually caused by colds or other respiratory problems that travel to the ...

A problem in the inner ear, which controls your balance, causes most cases. BPPV is a condition that causes small crystals to get loose and float in the fluid of your inner ear. The movement of ...