Men's Six Nations Championship gets underway on January 31. Here's a crash course on the rules and origins of the 15-a-side ...

Wing/Wingers - either of the two backs wearing No.11 or No.14. Each will normally stay on the same side of the back line they are on throughout the match and are typically expected to be the fastest ...

Rugby positions can be confusing to say the least. ESPN has put together all you need to know about rugby union positions, what they do, and what number they wear. Loose head prop - The No.1 prop ...