Diabetes and fatigue: can special exercise training help?
NCT ID NCT04442451
First seen Jun 25, 2026 · Last updated Sep 02, 2026 · Updated 3 times
Summary
This study looks at why people with pre-diabetes or type 2 diabetes tire more quickly during leg exercises. Researchers will test a special low-load resistance training program, sometimes with blood flow restriction, to see if it improves muscle strength, blood flow, and energy use. The goal is to understand the underlying causes of fatigue and design better exercise plans for people with diabetes.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- low-load knee extension resistance training with and without blood flow restriction
- What this could lead to
- If successful, this research could lead to more effective, targeted exercise programs for people with diabetes to improve muscle function and reduce fatigue.
- What could go wrong
- This is an early-stage observational and interventional study with only 80 participants. The findings may not apply to all people with diabetes, and the exercise protocols may be too demanding for some.
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 80 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Sep 2022
- Expected to finish
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Aug 2027
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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30 to 85 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: * Men and women adults 30 years to 85 years or less * Pre-diabetes \[glycosylated hemoglobin (HbA1c) of 5.7-6.4% and fasting plasma glucose 100-125 mg/dL at the time of initial screening\] * Controls \[normoglycemic with a HbA1c level ≤5.6% and fasting blood glucose ≤ 99 mg/dL (5.5 mmol/L)\] * Type 2 Diabetes Mellitus \[elevated glycosylated hemoglobin (HbA1c) \>6.5% and \<10%\] Exclusion Criteria: * Signs or symptoms of neuropathy * Medications associated with advanced stages of T2D including insulin * Poor glycemic control (HbA1c\>10%) * Peripheral edema * Severe obesity (BMI, \>45kg·m-2) * Untreated hypothyroidism * Smoking * Hypertension * Cardiovascular or musculoskeletal disease that preclude exercise testing * Hormone replacement drugs or vasoactive medications
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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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University of Michigan
RECRUITINGAnn Arbor, Michigan, 48109, United States
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