Researchers found that patients who do not have enough vitamin D are much more likely to have their cancer spread and to die from the disease

Breast cancer researchers have recently come to some important conclusions for women. The universities of Chicago and Toronto released a study that shows a link between the spread of breast cancer and vitamin D, a nutrient that commonly comes from sunshine. The findings could help prevent deaths and could slow down the progression of this disease in many patients. VOA's Carol Pearson reports.