Part 1 of 3 in a discussion of the immune system. This episode focuses on the role of vitamin D levels and ability to fight the colds and flu. Learn why we get sick in the winter and how it is not about the bugs. Looking at immune compromise and how it relates to life stress. As Chiropractor, I reduce stress in body and helps build immune system. Vitamin D breakdown: How is it formed? Why is everyone talking about it lately? Hear Dr. Maj’s experience with vitamin D and why she feels like it is so important. Randomized trial of vitamin D supplementation to prevent seasonal influenza A in schoolchildren. Am J Clin Nutr. 2010 May;91(5):1255-60. doi: 10.3945/ajcn.2009.29094. Epub 2010 Mar 10. While there is no specific dosage level at which "magic" happens, based on the most recent research by GrassrootsHealth—an organization that has greatly contributed to the current knowledge on vitamin D through their D* Action Study—it appears as though most adults need about 8,000 IU's of vitamin D a day. This is significantly higher than previously recommended. For children, many experts agree they need about 35 IU's of vitamin D per pound of body weight.  drmaj.com CommunityChiropractic.net