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.

Mammograms to screen for breast cancer are no longer recommended for women over the age of 75. But there is new research suggesting that could be risky guidance.

More black women die from breast cancer than white women each year. They also tend to be diagnosed with more aggressive forms of the disease. And clinicians blamed the higher death rates on these less treatable types of breast cancer.

Cramps are completely normal during a teenage girl's period. Severe cramps that occur at other times of the month could mean a more serious condition that needs treatment.

The risk of breast cancer can be such that women may have both breasts removed to avoid the possibility. Would genetic testing affect this decision?

Women considering a new knee have a choice: a standard knee replacement designed for either gender or a knee that's made just for the ladies. 

Melatonin is key to regulating your wake-sleep cycle, and a lack of this hormone can affect your health in many ways. New research suggests it may even raise your risk of diabetes.

Designing effective ways to reduce both teen pregnancy and unsafe sex requires knowing how many girls are actually having sex and using contraception.