Rock Doc

My scientific training tells me that the days are getting a little bit

longer now. And I do believe that. But my spirits say it remains dark

awfully long into the morning and the sun surely sets early in the

afternoon.

Even if you aren’t affected emotionally by the short days of winter,

could they affect your health? That depends on whether low levels of

vitamin D in the body are bad for you.

One way we get vitamin D is by manufacturing it in our bodies when

sunlight strikes our skin. In the winter, not only are the days short,

but we often are covered up for warmth, making the manufacture of...