BOSTON - More and more women under 40 are being diagnosed with breast cancer and a Boston doctor is sharing the possible reasons why this number keeps going up. Hallie Goldstein has a history of cysts ...

Despite huge leaps in breast cancer treatment over the last two decades, diagnoses of the disease continue to increase, and at a faster annual rate of late, 1.7%, among younger women. That translates ...

Kelsey Kaminky first noticed a small lump in her left breast in November. It felt like a misshapen marble. Given her young age, her doctor suspected it was a benign cyst and told her further testing ...

According to the American Cancer Society, one in eight women in the U.S. will develop breast cancer in their lifetime.