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Diet and exercise combo tested to stop prediabetes becoming diabetes

NCT ID NCT07326891

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now This study
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 24, 2026 · Last updated Sep 16, 2026 · Updated 5 times

Summary

This study looks at whether adding supervised cycling and rowing to a Mediterranean diet improves blood sugar control better than diet alone in women with prediabetes. Thirty women will be split into three groups based on their current blood sugar levels. They will follow the diet for 12 weeks, with some also doing exercise three times a week. The goal is to find a practical way to prevent type 2 diabetes.

What this could mean

Our plain-language read of the trial. This is informational only, not medical advice or a prediction.

Active substance
Mediterranean diet and supervised cycling and rowing exercise
What this could lead to
If it works, this could point toward a practical lifestyle program to prevent type 2 diabetes in women with prediabetes.
What could go wrong
This is a small, non-randomized study with only 30 women, so results may not apply to everyone. The diet and exercise require strict adherence, which may be hard to maintain long-term.

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

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

About 30 people

The number the study aims to enrol. It can still change while the study runs.

Started

Dec 2025

Expected to finish

Dec 2026

An estimate. End dates often move.

Lead sponsor

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

22 to 55 years

Sex

Female participants only

Healthy volunteers

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

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: * Having a diagnosis of prediabetes (within the last 1 year) * Impaired Fasting Glucose (IFG) 100-125 mg/dl * OGTT result 2-hour postprandial Impaired Glucose Tolerance (IGT) 140-199 mg/dl * HbA1c 5.7-6.4% * Being between 22-55 years of age * Being female * Body Mass Index 18-34.9 kg/m2 * Meeting the criteria in the American College of Sports Medicine (ACSM) and American Heart Association (AHA) cardiovascular disease risk assessment scoring system * Not engaging in regular planned exercise or physical activity (sedentary) Exclusion Criteria: * Diabetes * Being pregnant * No self-reported low iron concentrations or anaemia * Use of medication, insulin, or weight loss injections known to affect lipid and glucose metabolism * Presence of cardiovascular disease * Current smoking or excessive alcohol consumption * Presence of abnormal electrocardiogram (ECG) * Presence of autonomic neuropathy * Presence of uncontrolled hypertension (systolic blood pressure \>135 mmHg, diastolic blood pressure \>85 mmHg) * Joint-muscle-bone injury limiting exercise

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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

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  1. The places running it

    1 site. The list below names each one and where it is.

  2. 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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  3. A doctor treating you

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Contacts and locations

Locations

  • Marmara University

    RECRUITING

    Beykoz, Istanbul, Turkey (Türkiye)

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