Could short bursts of low oxygen help heal the brain?
NCT ID NCT04890639
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tested whether brief sessions of breathing low-oxygen air are safe for people who have had a traumatic brain injury (TBI). Twelve adults with mild to moderate TBI received up to four sessions of acute intermittent hypoxia, where oxygen levels were briefly lowered. Researchers monitored vital signs and symptoms to check for side effects and also looked for any improvements in memory, thinking, and motor control.
What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
Active substance
Acute Intermittent Hypoxia (brief low-oxygen breathing sessions)
What this could lead to
If safe and effective, this approach could point toward a new way to boost brain recovery after traumatic brain injury.
What could go wrong
This is a very small, early safety study with only 12 participants, so results may not apply widely. The treatment involves low oxygen, which could cause side effects like dizziness or shortness of breath.
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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Locations
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Shirley Ryan AbilityLab
Chicago, Illinois, 60611, United States