Dangerous weight loss as a result of an eating disorder can get in the way of a normal menstrual cycle. But when treatment works, girls gain weight and get their cycle back.

The majority of breast cancers are fed by the hormones estrogen and progesterone. That’s why women with hormone-sensitive breast cancer are prescribed medicines to block these hormones. But a good portion of women may be skipping the therapy.

Obesity is bad for the heart. While some research has found that a little extra fat may help you live longer, a new study finds that even a slight rise in BMI can tip the scales against you.

Osteoporosis is often regarded as a disease of old age. But the path to osteoporosis may start much earlier in life, especially for girls who smoke or show signs of depression.

The FDA has given Pfizer’s breast cancer compound a “Breakthrough Therapy” designation. This will fast-track the medication’s development and review because this compound may offer important new treatments advantages.

Most people have the good fortune not to live in a town under regular rocket attacks. However, lessons can be learned from the experiences of pregnant women in such places.

We wouldn’t be women without estrogen. The hormone controls our sexual features and our ability to carry children. This hormone also drives the most common forms of breast cancer.

Aggressive breast cancer requires aggressive treatment. The therapy for one menacing type of breast cancer – HER2-positive – almost always involves chemotherapy.  Maybe not for everyone, though.

You may have heard that drinking alcohol increases a woman’s risk of developing breast cancer. What about drinking after a breast cancer diagnosis? Does drinking before or after breast cancer affect a breast cancer survivor’s life expectancy?

There's a strong link between inactivity and the rising obesity epidemic in the United States. Now it seems that link may be a two-way relationship.