Vitamin D is known as the sunshine vitamin because we get much of our vitamin D from the sun. Over the last two decades, studies have found that the level of vitamin D has dropped dramatically in Americans; this is probably because we have been
Vitamin D is known as the sunshine vitamin because we get much of our vitamin D from the sun. Over the last two decades, studies have found that the level of vitamin D has dropped dramatically in Americans; this is probably because we have been told to stay out of the sun or use sunscreen.
There is new enthusiasm with vitamin D studies showing that it does boost the immune system and fight off viral infections such as the flu and at the same time tempers the immune system from overworking, which can create more mucus and fluid in the lungs, causing further problems such as pneumonia. Michael Holick, a professor of medicine, physiology and biophysics at Boston University School of Medicine, said “What vitamin D really does is play a sentinel role.” What that means is that vitamin D is used by the immune system to fight infection and it also helps to control the immune res