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Vitamin D Reduces Colds and Flu

In the GrassrootsHealth questionnaire that accompanies D*action, participants are asked whether they had a cold or flu in the previous 6 months. What can we learn from this data? 33% of D*action participants experienced...

Get Ready for Cold and Flu Season

September 7, 2016 This week are sharing your data with respect to cold and flu prevention. Does a higher vitamin D serum level decrease the likelihood of getting a cold or flu? In the...

Does vitamin D prevent colds and flu?

September 2, 2015 There has been a lot written about the decrease in the incidence of colds and flu (see our own chart below) and, the evidence is strong for prevention. But, what happens...

Could Vitamin D Prevent a Flu Epidemic?

February 8, 2018 According to the Centers for Disease Control and Prevention (CDC) estimates, this winter’s flu season is on track to be worse than that of the 2014-2015 season when 34 million Americans...

How to Start with Vitamin D

Today we wanted to give you a blog that is meant for someone new to vitamin D. For most of you on our subscription this is old news – so we ask for you...

Health and Vitality at 62

Tell us a little about yourself. My name is Alison Lee. I live in the forested mountains of Western North Carolina. How did you hear about GrassrootsHealth & vitamin D? For years, I have...