Top

BY Jacqueline Hensler

Caroline Deetjen was 37 years old and in peak physical condition when she felt the painful lump in her left breast. For years, she had been running marathons and, after four months of training, she had just completed her first century bicycle ride -- a 100-mile endurance feat. She was young and healthy, so she figured it was nothing. She waited five months before seeing her doctor. 

"I thought it was nothing," she says...