Electric zaps to tongue could reveal best way to stop snoring

NCT ID NCT07466888

First seen Jun 26, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study tests how different frequencies of electrical stimulation affect tongue muscles in 28 adults at high risk for sleep apnea. During a single visit, participants receive five different stimulation frequencies in random order. Researchers measure changes in tongue muscle thickness, length, and strength using ultrasound and a pressure device, along with discomfort levels. The goal is to find which frequency works best for future treatments.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance

Functional electrical stimulation device

What this could lead to

If successful, this could help identify the most effective stimulation frequency for treating obstructive sleep apnea by strengthening tongue muscles.

What could go wrong

This is a very early, small study (28 people) looking only at immediate muscle changes, not long-term sleep improvement. The results may not lead to a practical treatment.

Disclaimer Read more

This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.

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Conditions

The condition(s) this trial relates to.

obstructive sleep apnea syndrome Snoring

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

Study contacts

  • Contact

    Phone: •••-•••-••••

  • Contact

    Phone: •••-•••-•••• Email: •••••@•••••

Locations

  • Seoul National University Bundang Hospital

    RECRUITING

    Gyeonggi-do, Seongnam-si, 463-707, South Korea

    Contact Phone: •••-•••-•••• Email: •••••@•••••