Even a moderate amount of weight loss can significantly reduce levels of circulating estrogens that are associated with an increased risk of breast cancer.

Researchers from Baylor College of Medicine have been awarded more than $5 million from Susan G. Komen for the Cure for three new breast cancer research grants, including a prestigious Komen Promise Grant.

A vaccine that targets cancer cells in combination with the drug letrozole, a standard hormonal therapy against breast cancer, significantly increased survival when tested in mice.

A new analysis may help doctors identify breast cancer patients who will benefit from treatment with the immune suppressant drug everolimus.

New findings presented at Europe's leading breast cancer translational research conference this year shed new light on the many biological differences between individual breast cancers.