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what causes ear pain

A person with ear pain feels discomfort in the outer, middle, or inner ear. Ear pain may be caused by an ear injury, inflammation, or infection. The most common cause of ear pain is an ear infection, such as otitis media or otitis externa. Otitis media is an infection of the middle ear, while otitis externa is an infection of the ear canal.

Injury, infection, irritation in the ear, or referred pain may cause earaches.

Common causes of earaches and ear pain include:

Ear infection
Change in pressure (such as when flying on a plane)
Earwax buildup
A foreign object in the ear
Strep throat
Sinus infection
Shampoo or water trapped in the ear
Use of cotton swabs in the ear

Less common causes of earaches include:

Temporomandibular joint (TMJ) syndrome
Perforated eardrum
Arthritis affecting the jaw
Infected tooth
Impacted tooth
Braces on teeth
Eczema in the ear canal
Trigeminal neuralgia (chronic facial nerve pain)