Racial Differences In Breast Cancer Risk Influenced By Vitamin D

Black women tend to have higher amounts of breast cancer and aggressive breast cancer. Why? Because their vitamin D levels are lower than white women. Just a fact that the darker the skin the less vitamin D absorbed in a given time period.
Click on the study and check it out for yourself.

http://www.medicalnewstoday.com/releases/243828.php

I might also add that levels of heart disease and cancer are higher for the same reasons in both sexes