News Release

Impact of a weight loss intervention on 1-year weight change in women with stage II/III breast cancer

JAMA Oncology

Peer-Reviewed Publication

JAMA Network

About The Study: In this secondary analysis of a randomized clinical trial, a telephone-based weight loss intervention induced significant weight loss in patients with breast cancer with overweight and obesity across demographic and treatment factors. Further follow-up of the Breast Cancer Weight Loss trial will evaluate whether the weight loss intervention improves disease outcomes.

Corresponding Author: To contact the corresponding author, Jennifer A. Ligibel, MD, email jennifer_ligibel@dfci.harvard.edu.

To access the embargoed study: Visit our For The Media website at this link https://media.jamanetwork.com/

(doi:10.1001/jamaoncol.2025.2738)

Editor’s Note: Please see the article for additional information, including other authors, author contributions and affiliations, conflict of interest and financial disclosures, and funding and support.

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