How the base of the tongue affects breathing and swallowing

The Tongue Base in Respiration and Swallowing

NIH-funded research University of Washington · NIH-10669184

This study is looking at how extra fat at the back of the tongue can affect breathing and swallowing, especially for people with obstructive sleep apnea, to see if understanding these changes can help improve treatments for them and others who have had oral cancer.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of Washington NIH-funded
Lab location1 site (Seattle, United States)
Project IDNIH-10669184 on NIH RePORTER

What this research studies

This research investigates the role of the tongue base in respiration and swallowing, focusing on how adipose tissue accumulation in this area may contribute to obstructive sleep apnea (OSA). The study aims to understand the anatomical and physiological differences between the tongue body and base, particularly how changes in volume from fat accumulation or surgical reduction can impact airway stability and swallowing mechanics. By examining these factors, the research seeks to uncover the potential for tissue regeneration and the overall effects on patients with OSA or those undergoing oral cancer treatments.

Who could benefit from this research

Good fit: Ideal candidates for this research include individuals suffering from obstructive sleep apnea or those who have undergone surgical procedures affecting the tongue base.

Not a fit: Patients without any issues related to swallowing or breathing, or those not affected by adipose tissue accumulation in the oropharyngeal region, may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to improved treatments for obstructive sleep apnea and better recovery strategies for patients undergoing tongue surgeries.

How similar studies have performed: Previous research has shown promising results in understanding the impact of anatomical changes in the oropharyngeal region on respiratory conditions, suggesting that this approach could yield valuable insights.

Where this research is happening

Seattle, United States

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.