One reason vitamin D is so interesting is that unlike other vitamins, vitamin D acts as a hormone in the body and is known to help regulate at least a thousand genes, said Melamed. It's a cell-signaling molecule that may play a role in controlling the immune system, fighting cancer, improving cardiovascular health, and possibly regulating blood sugar. (There are vitamin D receptors in blood vessels and in the pancreas, which regulates blood sugar.)Click here to access the article.
For now, the jury is still out on vitamin D's link to respiratory infections. But it's a tantalizing link.
Tuesday, February 24, 2009
Vitamin D lessens the chance of catching a cold?
From the CNN.com article: