Did you know that in addition to the proper metabolism of calcium and good cardiovascular health that Vitamin D plays an important role in boosting your immune system? We are only just beginning to scratch the surface of all the things that Vitamin D does for us. You can put the strongest man in the world into a darkened room and he will become weaker and weaker and progressively weaker. Vitamin D is also important for proper hormonal function. If you do not get enough sunlig