The way I understand it, if you're pale enough, there's more than enough sunshine in a dreary UK winter to get enough exposure. The problem is much more related

The way I understand it, if you're pale enough, there's more than enough sunshine in a dreary UK winter to get enough exposure. The problem is much more related to how we don't take advantage of it as a culture. Odds are, that the day on which you should be outside soaking in some rays is going to be a day that you cannot leave your office for more than a lunch.