Extra pounds tied to breast cancer recurrence, death

NEW YORK (Reuters Health) - Among women who have been treated for breast cancer, heavier women are more likely to have their disease come back and more likely to die of cancer, according to a new study. That could be because certain hormones that are linked to body weight may also fuel tumor growth in the most common form of the disease, known as estrogen receptor-positive cancer. Previous studies have tied obesity to a higher chance of getting breast cancer - and worse outcomes in women who have already been diagnosed. ... Get the complete story