A study observing changes in healthy breast cells may explain why breast cancer might develop after pregnancy. The cell-based study has helped begin to disentangle the complex relationship between ...

New research out of London suggests that human breast cells accumulate mutations as women age — and pregnancy can influence this process. The Imperial College London study, published Wednesday ...

Among 282 BRCA carriers in the cohort diagnosed with breast cancer during pregnancy, 68 (24.1%) had had a subsequent pregnancy at a median 7 years of follow-up.

More information: Julia D. Ransohoff et al, Endocrine Therapy Interruption, Resumption, and Outcomes Associated With Pregnancy After Breast Cancer, JAMA Oncology (2025). DOI: 10.1001/jamaoncol ...

Late motherhood and major weight gain after 20 may triple breast cancer risk, warns study conducted on over 48,000 women ...

For women with early-stage breast cancer, breast-conserving therapy (BCT) including radiation therapy (RT) leads to progressive reduction in breast size over time, reports a study in the April ...

A long-awaited study offers hope to women with early stage breast cancer. Sign Up for Our Ideas Newsletter POV. ... Some Early Forms of Breast Cancer May Not Need Treatment, Study Says. 7 minute read.

A large study showed that for most patients, having both breasts removed after cancer was detected in one made no difference. By Gina Kolata For the more than 310,000 women diagnosed with breast ...