Veterans study links head injuries to dementia risk

NCT ID NCT04124029

First seen Jun 25, 2026 · Last updated Jun 25, 2026

Summary

This study looks at whether mild traumatic brain injuries (mTBIs) increase the risk of dementia in veterans. Researchers will test memory, brain waves, brain structure, and proteins in blood and spinal fluid from 800 participants. The goal is to find early signs of brain changes linked to Alzheimer's disease and chronic traumatic encephalopathy (CTE).

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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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Contacts and locations

Study contacts

  • Contact

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

Locations

  • VA Boston Healthcare System Jamaica Plain Campus, Jamaica Plain, MA

    RECRUITING

    Boston, Massachusetts, 02130-4817, United States

    Contact

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

What this could mean

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

What this could lead to

If successful, this could help identify early signs of dementia after brain injury, leading to better monitoring or future treatments.

What could go wrong

This is an observational study, not testing a treatment. It may not prove that brain injuries cause dementia, only show links.

Conditions

The condition(s) this trial relates to.

Alzheimer disease Brain Concussion Chronic Traumatic Encephalopathy Cognitive Dysfunction Nerve Degeneration traumatic brain injury

As listed by the trial registrant

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