Simple cuff inflation may shield aging blood vessels from exercise stress
NCT ID NCT05808686
First seen Jun 26, 2026 · Last updated Jun 26, 2026 · Updated 1 time
Summary
This study tests whether a simple, at-home procedure called ischemic conditioning can protect small blood vessels in frail adults aged 65-85. Participants use a blood pressure cuff to briefly restrict blood flow to one arm, then release it, repeating this for two weeks. Researchers will measure how well blood vessels respond before and after exercise to see if the conditioning helps.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- ischemic conditioning (blood pressure cuff inflation)
- What this could lead to
- If it works, this could point toward a simple home-based method to protect blood vessels in frail older adults.
- What could go wrong
- This is a small early-phase study focused on measuring blood vessel responses, not on preventing falls or disability. The intervention may not provide meaningful benefit.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Phase 2
Tests whether the treatment actually works, and watches for side effects, in a larger group.
- Participants
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About 60 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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May 2023
- Expected to finish
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Dec 2029
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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65 to 85 years
- Sex
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Anyone
- Healthy volunteers
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Accepted
You do not need to have the condition being studied to take part.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Women and men ages 65-85 years of age Exclusion Criteria: * Myocardial infarction in last 6 months * morbid obesity (BMI \>40) * heart failure * uncontrolled hypertension * other condition that precludes high intensity exercise (ex, neurological disorder, acute systemic infection) * history of blood clots in the extremities * any condition in which compression of the arm or transient ischemia is contraindicated (e.g., wounds in the arm).
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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.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
1 site. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
-
A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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Froedtert Hospital
RECRUITINGWauwatosa, Wisconsin, 53226, United States
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