Could a daily leg warming session improve walking for PAD patients?
NCT ID NCT07653243
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tests whether applying heat to the legs for 90 minutes each day at home can improve walking distance and leg function in adults over 50 with peripheral artery disease (PAD). Participants are randomly assigned to receive either active heat therapy or a sham (low-heat) version for 12 weeks. The main goal is to see if the heat therapy group walks farther in a six-minute test compared to the sham group.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- Lower-extremity heat therapy device
- What this could lead to
- If effective, daily heat therapy could become a simple home-based option to improve walking ability and quality of life for people with peripheral artery disease.
- What could go wrong
- This is a small early-stage trial with only 40 participants, so results may not apply broadly. The sham group also receives some heat, which could reduce the apparent 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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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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About 40 people
The number the study aims to enrol. It can still change while the study runs.
- Expected to start
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Jan 2027
An estimate. Start dates often move.
- Expected to finish
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Jun 2029
An estimate. End dates often move.
- Lead sponsor
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A company
The lead sponsor is a pharmaceutical, biotech, or medical-device company.
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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50 years and older
- 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.
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: * Men and women older than 50 years of age * Resting ankle-brachial index (ABI) of \<0.9 but \>0.4 in at least one leg Exclusion Criteria: * Critical limb ischemia (ischemic rest pain or ischemia-related, non-healing wounds or tissue loss * Prior amputation * Exercise-limiting comorbidity * Recent (\<3 months) lower-extremity revascularization or orthopedic surgery * Use of walking aid other than a cane * Active treatment for cancer * Chronic kidney disease (eGFR \<30 by MDRD or Mayo or Cockcroft-Gault formula) * Class 2 or 3 obesity (BMI ≥ 35 kg/m2) * Unable to fit into water-circulating trousers
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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.
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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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Methodist Hospital
Indianapolis, Indiana, 46202, United States
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Other studies related to the condition(s) this trial covers.
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- New balloon could save legs from amputation in artery disease trial