Make sure if you are getting infectious virus infections, that your Vit D is in a good range.
This is only one example of a paper from 2011 explaining the effects of Vit D on the immune system.
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3166406/
Google "vitamin D immune system effects" for more.
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All truths are easy to understand once they are discovered; the point is to discover them.-- Galileo Galilei
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Weezie looking at petunias 8.25.2017
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