HER2-positive breast cancer is one of the most aggressive forms of the disease. It tends to grow and spread rapidly. An experimental drug may halt this beast and offer a gentler ride for women living with it .

The female hormone estrogen can wreak havoc on a woman's body if it it gets out of hand, promoting the development of breast and endometrial (uterine) cancers.

Nobody walks away from breast cancer scot-free. The best of treatments leave the ladies of breast cancer changed, sometimes for years. Research confirms that fitness levels matter. A lot.

Breast cancers that have high levels of HER2 are particularly aggressive. Not only do they grow rapidly, but they tend to return after treatment. A vaccine currently being investigated appears to be effective in preventing this reappearing act.

Imagine that instead of toxic chemotherapies, natural compounds in foods could be used to fight back against aggressive cancers. Celery and parsley may be vegetable gems of the future.

If you're planning to get pregnant, don't let a prior breast cancer diagnosis stop you. Pregnancy following breast cancer remission appears to be safe.

You're taking the pill, or maybe you've tried one of the injectable contraceptives. Now you hear something about an association between birth control and cancer and you start to freak. No need to.

Women at risk of ovarian cancer are sometimes encouraged to get their ovaries removed. While ovary removal surgery can save a woman's life, it also may raise the risk of other health problems.

Having low levels of vitamin D has been associated with a host of health problems. Researchers now believe this deficiency could have a life-long impact on girls.

Mammography guidelines have changed over the past several years regarding when to start and how often to  have the screenings. Now there's been yet another change in mammography guidelines.