Are you getting enough Vitamin D?

From Sportgeezer:

"Long known for its ability to preserve bone strength, vitamin D is now credited with powers that seem almost magical. The Los Angeles Times reports that a growing number of serious scientists speculate that the compound may ease aches and pains, slow some cancers and prevent diseases as varied as Type 1 diabetes, multiple sclerosis and schizophrenia"

And where can you get this "wonder drug"? Well from among other sources, the sun which is why some suspect those in N. Latitudes have a higher likelihood of MS.