CompletedNot Applicable

Effects of One HIIT Session on Adiponectin Isoforms

Chile21 participantsStarted 2023-03-01

Plain-language summary

The goal of this observational quasi-experimental study is to evaluate whether a single session of high-intensity interval training (HIIT) can acutely modulate metabolic markers, particularly adiponectin isoforms, in insufficiently active young adults (men and women, 18-29 years, free of cardiometabolic disease). The main questions it aims to answer are: Does a single HIIT session increase circulating medium- and high-molecular-weight adiponectin? Does HIIT acutely alter lipid and glucose metabolism markers such as non-HDL cholesterol, insulin, and lactate? Participants completed the following tasks: Underwent baseline assessments (anthropometry, body composition, and resting cardiovascular parameters). Performed one HIIT session consisting of six 3-minute intervals at 80% heart rate reserve, each followed by 3 minutes of active recovery. Provided blood samples before and immediately after exercise to analyze adiponectin isoforms (LMW, MMW, HMW) via Western blot and to measure glucose, insulin, lipid profile, liver enzymes, and lactate. Summary of findings: A single HIIT session significantly increased medium-molecular-weight adiponectin (\~19%), decreased the HMW/MMW ratio, and elevated lactate and non-HDL cholesterol. No significant changes were observed in LMW or HMW adiponectin. These results suggest that MMW adiponectin is an early, sensitive marker of acute exercise response in sedentary young adults, though further research is needed to confirm long-term implications

Who can participate

Age range

18 Years – 29 Years

Sex

ALL

See this in plain English?

AI-rewrites the medical criteria so a patient or caregiver can understand them. Always confirm with the trial site.

Inclusion Criteria: * Age between 18 and 29 years * Engage in less than 150 minutes of moderate-intensity or 75 minutes of vigorous-intensity physical activity per week) * Having no positive responses on the PAR-Q \& YOU questionnaire Exclusion Criteria: * Diagnosis of cardiometabolic disease * Use of anti-inflammatory treatment during the week prior to participation

Questions worth asking your doctor

Bring these to your next appointment. They're a starting point for a shared conversation — not a sign you qualify or a recommendation to enrol.

1Based on my diagnosis and history, is this trial worth exploring for me — or is there a standard treatment we should try first?
2What does this trial's phase tell us about how much is already known about its safety and benefit?
3What would taking part actually involve for me — visits, tests, time, and travel?
4What are the known and possible risks or side effects I should weigh, and how would they be monitored?
5If this trial isn't the right fit, what other options or trials would you suggest I look into?

Generated to help you prepare — always confirm anything about your own eligibility and care with the study team and your doctor.

Questions for the trial coordinator

The trial coordinator is the person who runs the study day to day. These cover the practical side — logistics, costs, and what taking part would actually mean for your life. The study team confirms whether you meet the criteria; these are questions to ask, not a sign you qualify.

1What does taking part actually involve week to week — how many visits, where, and how long does each one take?
2What costs are covered by the study, and what might I have to pay for myself, including travel, parking, or time off work?
3What happens during screening, and what happens if the study team confirms I don't meet the criteria after those tests?
4Who pays for the scans, blood work, and other tests the trial requires — the study, my insurance, or me?
5How will being in the trial affect my regular care, and will my own doctor stay informed and involved?
6Can I leave the trial at any point if I change my mind, and what would happen to my care if I do?

A starting point for the conversation — always confirm anything about your own eligibility, costs, and care with the study team and your doctor.

What they're measuring

Adiponectin isoforms

Timeframe: Before and immediately after the exercise session

Adiponectin isoforms

Timeframe: Before and immediately after the exercise session (30 minutes)

Trial details

NCT IDNCT07146867

SponsorUniversidad San Sebastián

Sponsor typeOTHER

Study typeINTERVENTIONAL

Primary completion2024-12-01

View on ClinicalTrials.gov More Inactivity, Physical trials