Zapping stress: wearable device tested for first responder burnout
NCT ID NCT07109349
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This pilot study tests a wearable device called Sparrow Link that gently stimulates nerves in the ear to improve mental wellness in first responders. Thirty participants will use the device daily for 28 days and fill out questionnaires about stress, anxiety, sleep, and burnout over 8 weeks. The goal is to see if this non-invasive approach can ease mental fatigue and build resilience.
What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
Active substance
Sparrow Link device (transcutaneous auricular neurostimulation)
What this could lead to
If it works, this could offer a drug-free, at-home option to help first responders manage daily stress and mental fatigue.
What could go wrong
This is a small, early pilot trial with no placebo group, so results may not be reliable or generalizable. The device may not reduce stress more than doing nothing.
Disclaimer
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the original study
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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.
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.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
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Study contacts
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Contact
Email: •••••@•••••
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Contact
Phone: •••-•••-•••• Email: •••••@•••••
Locations
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Spark Biomedical - DECENTRALIZED STUDY
RECRUITINGDallas, Texas, 75252, United States
Contact Phone: •••-•••-•••• Email: •••••@•••••