Benjamin Franklin once said: "An ounce of prevention is worth a pound of cure". This week, we have the opportunity to see this realized in a recent clinical study entitled, Vitamin D and Marine n-3 Fatty Acids for Autoimmune Disease Prevention: Outcomes Two Years After Completion of a Double-Blind, Placebo-Controlled Trial. Our guest is the study's first author, Dr. Karen Costenbader. She explains the results of this research, which suggests Vitamin D and marine n-3 fatty acids play a significant role in preventing autoimmune disease!