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Exercise may ease fatigue in advanced breast cancer patients

NCT ID NCT04120298

Symptom relief Sponsor: UMC Utrecht Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now
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 This study
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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 26, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study is testing whether a 9-month, individually tailored exercise program can reduce physical fatigue and improve quality of life in 357 people with stage IV breast cancer. Participants work with a trained instructor to follow a personalized exercise plan. The main goal is to see if exercise helps with fatigue and overall well-being after six months.

What this could mean

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

Active substance
supervised exercise program
What this could lead to
If it works, this could provide a safe, drug-free way to ease fatigue and improve daily life for people with metastatic breast cancer.
What could go wrong
This is a behavioral study, not a drug trial, so benefits may be modest. Results depend on participants sticking with the program, and fatigue can have many causes.

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

357 people

The number who actually took part.

Started

Jan 2020

Expected to finish

Jul 2027

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

18 years and older

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: * Diagnosis of breast cancer stage IV * ECOG (Eastern Cooperative Oncology Group scale) performance status ≤ 2 * Able and willing to perform the exercise program and wear the activity tracker Exclusion Criteria: * A potential subject who meets any of the following criteria is not eligible for enrolment into this study: * Unstable bone metastases inducing skeletal fragility as determined by the treating clinician * Untreated symptomatic known brain metastasis * Estimated life expectancy \< 6 months as determined by the treating clinician * Serious active infection * Too physically active (i.e. \>210 minutes/week of moderate-to-vigorous intentional exercise * Severe neurologic or cardiac impairment according ACSM criteria * Uncontrolled severe respiratory insufficiency as determined by the treating clinician or if the patient is dependent on oxygen suppletion in rest or during exercise * Uncontrolled severe pain * Any other contraindications for exercise as determined by the treating physician * Any circumstances that would impede adherence to study requirements or ability to give informed consent, as determined by the treating clinician * Pregnancy

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Conditions

The condition(s) this trial relates to.

breast cancer breast carcinoma breast neoplasm Motor Activity

As listed by the trial registrant

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

Metastatic breast cancer

Contacts and locations

Locations

  • University Medical Center Utrecht

    Utrecht, Netherlands

More trials for these conditions

Other studies related to the condition(s) this trial covers.