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Research Studies

The links below leave the DoD Hearing Center of Excellence website. The HCE does not endorse and is not responsible for the content of any of the links listed.

-  Click here for current research opportunities at the NCRAR

- For more info about the joint NCRAR-HCE study, funded by the CDMRP, click here.  

For more about other current research studies and how you can participate, visit to search the national database for ongoing trials, contact information, and study outcome information.

Quick Fact


No two ears are the same, which is important to keep in mind when ensuring proper fit for hearing protective devices. During hearing protection testing, there is a <2mm difference in insertion depth between eighty-five percent of subjects’ left and right ears.

About Us

The Hearing Center of Excellence fosters and promotes the prevention, diagnosis, mitigation, treatment, rehabilitation and research of hearing loss and auditory injury. It supports the development, exchange and adoption of best practices, research, measures of effectiveness and clinical care guidelines to reduce the prevalence and cost of hearing loss and tinnitus among Warriors and Veterans. Read more

Hearing Health Challenge For Change

Take the challenge, pledge your commitment, and share your story in the prevention of hearing loss in America today.

The Hearing Center of Excellence is committed to promoting Hearing Loss Programs and Hearing Loss Prevention Initiatives across the DoD. Take the pledge to implement the Comprehensive Hearing Health Program (CHHP) at your local clinic and share with us how it's going for you!

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