Breast cancer is the most common cancer in women in the world, but have a good prognosis if detected and treated early.

Breast cancer cells that do not have estrogen receptors are known as estrogen-receptor-negative (or ER-negative) cancers.

People who have had breast cancer in the past are at higher risk for developing other types of cancers. Learn more about why.

A study published in the Journal of National Cancer Institute in 2001 reported that women who work in rotating night shifts for at least three nights per month, along with day shifts, have a moderately high risk of breast cancer.

Regular exercising comes with a range of health benefits, one of which is reduced risk for developing breast cancer.

Women with a BMI >25 are have higher breast cancer risk. Being overweight also increases the risk of breast cancer recurrence.