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Dialysis patients: could a workout or arm squeeze shield your heart?
NCT ID NCT06856512
First seen Jun 26, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This study tested whether light exercise or a technique called remote ischaemic preconditioning (rIPC) — using a blood pressure cuff to briefly restrict blood flow to the arm — could protect the heart during dialysis. 33 adults on hemodialysis took part in three sessions: one with exercise, one with rIPC, and one with neither. Researchers measured heart function and blood markers to see if these simple additions reduce heart strain.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- exercise and remote ischaemic preconditioning (rIPC)
- What this could lead to
- If it works, this could point toward a simple way to reduce heart strain during dialysis, improving heart health for kidney patients.
- What could go wrong
- This is a small, early-stage study with only 33 participants, so results may not apply to everyone. The interventions are short-term and may not provide lasting benefits.
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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Not a phased trial
Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.
- Participants
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33 people
The number who actually took part.
- Started
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Feb 2025
- Finished
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Jun 2025
- 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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20 to 79 years
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
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Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Patients aged between 20 and 79 years. * Patients on hemodialysis for more than 3 months. * No engagement in regular exercise outside of dialysis. * No prior exposure to intradialytic exercise within the past six months. * No medical contraindications to physical activity. * Life expectancy greater than 6 months. * Patients with relative good echogenicity Exclusion Criteria * Patient is participating in another Category I interventional study, or has participated in another interventional study within the past 3 months * The patient is in an exclusion period determined by a previous study * The patient is under legal protection or under guardianship or curatorship It turns out to be impossible to give the patient informed information, or the patient refuses to sign the consent * Pregnant, parturient or breastfeeding patient * Patients with unstable coronary artery disease. * Patients with peripheral artery disease (stage III or IV) in the lower limbs. * Patients with limb amputation. * Patients with musculoskeletal disorders impairing exercise. * Presence of a pacemaker, cardiac stimulation device, or implantable cardioverter defibrillator (ICD). * History of heart transplant. * Patients with uncontrolled hypertension. * Refractory anemia.
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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
Locations
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Aider Sante
Montpellier, France
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Aider Sante
Nîmes, France
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CHU Strasbourg
Strasbourg, France
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