How speech and swallowing work in people with Down syndrome
Official title: A Physiologically Integrated Approach to Studying Mechanisms of Speech Production and Swallow Function in Down Syndrome
Funded at Pennsylvania State University, the · NIH-11508105 · Data updated 2026-11-12
Researchers will look at how differences in the mouth, throat, and brain affect speech clarity and safe swallowing in children and adults with Down syndrome.
Quick facts
| Grant type | R01 grant |
|---|---|
| Study type | NIH-funded research |
| Funding institution | Pennsylvania State University, the NIH-funded |
| Lab location | 1 site (University Park, United States) |
| Project start | April 15, 2023 |
| Project end | March 31, 2028 |
| Funding year | 2026 |
| Award (this year) | $696,698 |
| NIH project number | 4R01DC020622-02 |
| Project ID | NIH-11508105 on NIH RePORTER |
Who could benefit from this research
✓Could help
Children and adults with Down syndrome who have speech clarity issues or swallowing difficulties and can attend in-person testing would be ideal candidates.
✕Less likely to help
People without Down syndrome, individuals whose speech and swallowing are already within typical limits, or those unable to complete in-person visits are unlikely to gain direct benefit.
What this research studies
You or your child would be part of a project that measures how the muscles, bones, and nerves of the mouth and throat work together for speaking and swallowing. The team uses physical measures (like imaging or motion tracking), speech recordings, and swallowing tests to build a detailed, integrated picture of function. They compare the patterns seen in people with Down syndrome to typical patterns and to common therapy approaches. Findings will be used to guide more appropriate, syndrome-specific speech and swallowing supports.
Why it matters
Potential benefit: If successful, this work could lead to better-targeted treatments that improve speech intelligibility and reduce choking or aspiration risk for people with Down syndrome.
How similar studies have gone: Many existing therapies for speech and swallowing in Down syndrome were adapted from other groups and have limited evidence in this population, so this integrated, physiology-focused approach is relatively novel.
Where this research is happening
-
Pennsylvania State University, the
University Park, United States Active
Researchers
- Principal investigator: Wilkinson, Krista M — Pennsylvania State University, the
- Study coordinator: Wilkinson, Krista M
Related research
Other NIH-funded projects on the same topics.
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Speech and hearing in people with Down syndrome across ages
This project looks at how infants, children, and adults with Down syndrome perceive speech and hear sounds, to understand what helps them communicate better.
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Understanding how people with Down syndrome hear and understand speech
This study is looking at how people with Down syndrome, from babies to adults, hear and understand speech, especially in noisy places, to learn more about their communication skills and how hearing loss might impact them.
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Understanding speech and swallowing challenges in individuals with Down syndrome
This study is looking at the speech and swallowing challenges that people with Down syndrome face, so we can find better ways to help them stay healthy and safe.
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Understanding how to improve speech ability in children with Down Syndrome
This study is looking at what helps kids with Down Syndrome, ages 7 to 12, improve their speech skills, so they can communicate better, and it will use a special program to help them along the way.
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Exploring how Down syndrome affects optic nerve health in kids
A study using a mouse model to understand why optic nerve problems are common in children with Down syndrome and how to prevent them.
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Executive Function Enhancement for Young Children with Down Syndrome
A caregiver-guided program for kids with Down syndrome aged up to 11 to strengthen their thinking skills during early childhood.
About this research
- This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
- Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
- For full project details, budget, and progress reports, visit the official NIH RePORTER page.