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Breaking Biofilms to Wage War Against Ear Infections

A researcher is using an animal model to discover how a common bacterium causes ear infections that come back again and again.

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3D-Printed Microneedles Study Demonstrates Improved Medication Access to Inner Ear in Animal Model

The anatomy of the human ear makes it difficult to deliver medications to treat inner-ear conditions. Could 3D-printed microneedles help?

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Travel Through the Ear in Journey of Sound to the Brain

Travel through the human ear in this short, animated video. Learn how sound waves are changed to electrical signals that our brains interpret and understand.

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NIH Scientists Uncover Clues About How Common Cancer Drug Causes Hearing Loss

Scientists have found new clues to explain how a common chemotherapy drug, cisplatin, causes permanent hearing loss in many adults and children.

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Noisy Planet Offers Resources on Hearing Protectors

Noisy Planet and our parent organization, the National Institute on Deafness and Other Communication Disorders, have created free, shareable resources to explain and demonstrate why, when, and how to wear hearing protectors to help hold on to your hearing for a lifetime.

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How is Sound Measured?

Many factors influence how loud a sound seems. One easily measured factor is sound intensity, or volume, which is measured in decibels. A-weighted decibels, or “dBA,” are often used to describe sound level recommendations for healthy listening.

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