Jesus was almost certainly not born on December 25. Shepherds watched over their flocks in the open fields, a la Luke 2:8, during the spring and summer, not the winter. To keep such an arrangement during the cold of winter would be cruel to the sheep, let alone the shepherds.
Is the holiday season getting you down? I mean, even more “down” than normal? Do you instinctively head for the firearms section in your local Walmart when you hear yet another Christmas carol slaughtered by some boy band or country crooner? Be of good cheer, citizen — there are a variety of remedies on the market.