7 surprising medical facts about Christmas

Christmas is a time of good cheer. It's also a period whose name has many unusual and little-known medical associations. Here are just a few of them.

1. Road toll myths
Reporting the grim news of the Christmas road toll has become as much a part of the summer season as Carols by Candlelight.

What is often not reported is that the number of road crash fatalities actually goes down over Christmas compared with the rest of the year.

The road