Home HIIT bike workout targets fatty liver in new trial
NCT ID NCT07177963
First seen Jun 26, 2026 · Last updated Jun 26, 2026
Summary
This study tests whether an 8-week home-based high-intensity interval training (HIIT) program, done on a stationary bike and supervised remotely, can reduce liver fat and improve other health measures in 54 adults aged 35-65 with metabolic dysfunction-associated fatty liver disease (MAFLD). Participants will do short bursts of intense pedaling followed by easy recovery, with the workout tailored to their fitness level. The goal is to see if this time-efficient exercise is safe, feasible, and effective for managing MAFLD.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- high-intensity interval training (HIIT) on a stationary bike
- What this could lead to
- If it works, this could offer a time-efficient, home-based exercise option to reduce liver fat and improve metabolic health in people with MAFLD.
- What could go wrong
- This is a small, early-stage trial with only 54 participants and no control group for comparison. Results may not apply to everyone, and the exercise program may be too intense 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 54 people
The number the study aims to enrol. It can still change while the study runs.
- Expected to start
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Sep 2025
An estimate. Start dates often move.
- Expected to finish
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Apr 2026
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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35 to 65 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.
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: Adults age 35\~65 years Nonalcoholic fatty liver diagnosed by abdominal ultrasonography In conjunction with at least one cardiometabolic risk factor: * Overweight or Obesity: ≥ 24kg/m2,or waist circumference ≥ 90 cm in men and \> 85 cm in women, or excessive body fat mass * Prediabetes or type 2 diabetes mellitus: HbA1c ≥ 5.7%, or fasting plasma glucose ≥ 6.1mmol/L, or 2-h plasma glucose during OGTT ≥ 7.8mmol/L * Plasma triglycerides ≥ 1.7 mmol/L (\>-150 mg/dl) or lipid-lowering treatment * HDL-cholesterol ≤ -1.0 mmol/L in men and ≤ -1.3 mmol/L in women or lipid-lowering treatment * Blood pressure ≥ 130/85 mmHg or treatment for hypertension Exclusion Criteria: * Contraindications for Cardiopulmonary Exercise Testing * The electrocardiogram (ECG) results during cardiopulmonary exercise testing (CPET) showed positive findings * Receiving GLP-1 receptor agonists, SGLT-2i, or taking \>2 antihypertensive/hypoglycemic/lipid-lowering/ antiarrhythmic drugs * Taking dietary supplements (e.g., fish oil products, over-the-counter diet pills, meal replacements) * Mental illness * Other liver diseases * Movement disorder related diseases and lower limb motor injury in the past 6 months * Pregnant, lactating or planning to become pregnant in the near future
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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
5 sites. 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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Beijing Ditan Hospital, Capital Medical University
Beijing, China
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Beijing Friendship Hospital, Capital Medical University
Beijing, China
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Beijing Youan Hospital, Capital Medical University
Beijing, China
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Peking University Third Hospital
Beijing, China
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The Fifth Medical Center, Chinese PLA General Hospital
Beijing, China
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Other studies related to the condition(s) this trial covers.
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