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What causes viral ear infections?

The cause of a viral ear infection is a virus, such as from the common cold, infecting the tissues of the middle ear. This infection causes the tissues to become irritated and swollen. A cold can also indirectly cause the condition through swelling that blocks the narrow tubes of the middle ears, leading to fluid build-up and infection.

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Essential Facts About Ear Infections
Essential Facts About Ear Infections
While ear infections tend to affect kids—5 out of 6 children will experience this condition by the time they’re 3 years old—adults are not immune. And...
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What is an ear infection?
Intermountain HealthcareIntermountain Healthcare
An ear infection happens when the inside of your ear gets stuffy, just like your nose. Your ear can ...
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How does fluid build-up lead to acute otitis media?
Univ. of Nev. School of Medicine, Family MedicineUniv. of Nev. School of Medicine, Family Medicine
The part of the ear that gets blocked by fluid is called the eustachian (you-STAY-shun) tube, which ...
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All About Ear Infections
All About Ear Infections

Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.