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Exercise program aims to boost heart health in young cancer survivors

NCT ID NCT04765020

Symptom relief Sponsor: Universität Duisburg-Essen Source: ClinicalTrials.gov ↗

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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study tests whether a 12-week exercise program can improve cardiorespiratory fitness in children and teens who have finished cancer treatment. Participants, aged 7 to 23, will be randomly assigned to either the exercise program or general activity recommendations. The main goal is to see if the program increases oxygen uptake during exercise, a key measure of fitness.

What this could mean

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

Active substance
moderate to high-intensity exercise program
What this could lead to
If it works, this could show that structured exercise helps young cancer survivors recover their physical fitness and overall health.
What could go wrong
This is a small, early-phase trial with only 56 participants, so results may not apply to all children. The exercise program may be too intense for some, and adherence could be a challenge.

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

Phase 2/3

Runs two stages together: whether the treatment works, then large-scale confirmation.

Participants

About 56 people

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

Started

Jun 2021

Expected to finish

Jun 2028

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

7 to 23 years

Sex

Anyone

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: * Children and adolescents between 7 and 23 years of age * Completion of acute cancer treatment and receiving follow-up care in Krefeld (Helios Hospital Krefeld) * 6 weeks post cancer-treatment * Signed informed consent (Parents and Patient) Exclusion Criteria: * \<7 years of age, \>23 years of age * Medical condition that limits participation in one of the study arms * Inability to follow the training-protocol * Inability to carry out the spiroergometry on a cycle ergometer

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Conditions

The condition(s) this trial relates to.

childhood malignant neoplasm Motor Activity

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

All types of pediatric cancer

How to take part

Only the study team decides who joins. These are the ways to reach them.

  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.

    Open the record ↗

  3. 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

  • Helios Klinik Krefeld

    RECRUITING

    Krefeld, Germany