Zapping stress: device shows promise for calming soldiers

NCT ID NCT06034496

Completed Symptom relief Sponsor: Tufts University Source: ClinicalTrials.gov ↗

First seen Jun 24, 2026 · Last updated Jun 26, 2026 · Updated 1 time

Summary

This study tested whether a device that sends a mild electrical current through the head (cranial electrotherapy stimulation, or CES) can reduce stress in soldiers. 76 soldiers used the device or a fake version daily for 20 sessions over 4-6 weeks. Researchers measured heart rate, stress hormones, anxiety, and decision-making during a stressful shooting task. The goal was to see if CES helps the body and mind stay calmer under pressure.

What this could mean

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

Active substance: Cranial electrotherapy stimulation (CES) device (Alpha-Stim)
What this could lead to: If it works, this could point toward a drug-free way to help people manage acute stress and anxiety.
What could go wrong: This is a small, early-stage study in soldiers, so results may not apply to the general public. The sham group also received a device, so the real benefit of the electrical current may be small.

This is an AI summary of the original study and may miss details. Read our disclaimer.

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Conditions

The condition(s) this trial relates to.

anxiety disorder

As listed by the trial registrant

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

ANXIETY STATE

Contacts and locations

Locations

Tufts University

Medford, Massachusetts, 02155, United States

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