Exercise before chemo may shield heart in breast cancer patients

NCT ID NCT03787966

Completed Symptom relief Sponsor: Universidad de Granada Source: ClinicalTrials.gov ↗

First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study looked at whether a tailored exercise program, done either before or during standard breast cancer treatment, could reduce side effects like heart damage and muscle loss. One hundred women with early-stage breast cancer participated. The goal was to see if exercising before treatment starts is more protective than exercising during treatment.

What this could mean

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

Active substance: therapeutic exercise program
What this could lead to: If it works, this could show that doing specific exercises before cancer treatment helps protect the heart and muscles from damage caused by chemotherapy and radiation.
What could go wrong: This is a small, completed study (100 women) that compared two exercise schedules, not a test of a new drug. Results may not apply to all breast cancer patients or other cancers.

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Conditions

The condition(s) this trial relates to.

breast cancer breast neoplasm Cardiotoxicity

As listed by the trial registrant

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

BREAST NEOPLASMS

Contacts and locations

Locations

University of Granada

Granada, 18016, Spain

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