Some evidence shows that increasing maximum tongue strength using a tongue exercise program such as the Tongueometer is associated with improved swallowing, however more research to document the efficacy of tongue exercise is needed.
Studies Involving Use of the Tongueometer™ Device
- Khan, Gulalai Shafique, et al. "Effectiveness of Biofeedback Therapy versus Traditional Therapy on Dysphagia: A Randomized Control Trial." Medical Forum Monthly. Vol. 36. No. 7. 2025.
- Kamarunas, Erin, et al. "Biofeedback and Exercise Load Affect Accuracy of Tongue Strength Exercise Performance." Dysphagia (2024): 1-12.
- Krekeler, Brittany N., et al. "Poststroke Lingual Function and Swallowing Physiology." Journal of Speech, Language, and Hearing Research (2025): 1-21.
- Oberman, Chloe, and Teagan Graber. "Impact of Progressive Tongue Strengthening Exercise on Submental Muscles." (2023).
- Szynkiewicz, Sarah H., et al. "Flexibility for Intensity Dosing in Lingual Resistance Exercises: A Large Randomized Clinical Trial in Typically Aging Adults as Proof of Principle." American Journal of Speech-Language Pathology (2023): 1-15.
- Krekeler, B. N., Hopkins, A. K., Cooke, M., Tabangin, M. E., Altaye, M., Wahab, S. A., & Martin‐Harris, B. (2025). "Poststroke Lingual Function and Swallowing Physiology." Journal of Speech Language and Hearing Research, 68(05), 2318–2338. https://doi.org/10.1044/2025_jslhr-24-00605
- Maureen, Dina; Budiardjo, Sarworini Bagio; Wahono, Nieka Adhara. Tongue strength and endurance in relation to oral cavity morphology among children with Down syndrome in the permanent dentition period. Journal of Indian Society of Pedodontics and Preventive Dentistry 44(1):p 94-99, Jan–Feb 2026. | DOI: 10.4103/jisppd.jisppd_489_25
- Tufano, Laura et al. “Test-Retest Reliability of Remote Assessments in Patients With Myotonic Dystrophy Type 1.” Neurology vol. 106,6 (2026): e214615. doi:10.1212/WNL.0000000000214615
Validity of the Tongueometer™ System
- Curtis, James A., Valentina Mocchetti, and Anaïs Rameau. "Concurrent Validity of the IOPI and Tongueometer Orofacial Strength Measurement Devices." The Laryngoscope (2023).
- Drulia, Teresa, et al. "A Comparison of Lingual Pressure Generation Measures Using Two Devices in Community-Dwelling, Typically Aging Adults: An Important Clinical Implication." Journal of Speech, Language, and Hearing Research (2024): 1-11.
- Gibbons, Tasia, et al. "A Pilot Assessment of Concurrent Validity and Comparative Reference Values for the Tongueometer Tongue Pressure Manometer." Perspectives of the ASHA Special Interest Groups (2023): 1-9.
- Krekeler, Brittany N., et al. "Criterion (Concurrent) Validity and Clinical Utility of the Tongueometer Device." American Journal of Speech-Language Pathology (2024): 1-11.
- Mohsin, N., Guastella, R., Oppedisano, S. & Namasivayam-MacDonald, A.M. (2021). Determining the validity of the Tongueometer in comparison to the Iowa Oral Performance Instrument (IOPI). Poster presentation at the 2021 Dysphagia Research Society Annual Meeting. March 11, 2021. Virtual Conference.
- Wiles, Karlie, and Brittany Krekeler. "Comparison of Devices to Measure Lingual Strength and Skill." Undergraduate Scholarly Showcase 5 (2023).
A How-To Guide on Device-Assisted Lingual Exercise
- Kallambettu, Veena, Farah Kaval, and Brittany N. Krekeler. "Device-Assisted Therapy for Lingual Function Rehabilitation: A “How To” Guide for Clinicians." Perspectives of the ASHA Special Interest Groups 9.6 (2024): 1737-1751.