I don't know how you mean traumatic, but I would say the most VIOLENT sport would probably be Rugby. They hit as hard if not harder than regular football but don't have all the padding.
The most popular sport in the world is soccer.
Volleyball is the second most popular sport in the world.
The world most popular sport is soccer and cricket.
Soccer (football in other nations) is the most popular sport in the world.
football is the most supported sport inthe world
Soccer is the #1 sport in the world :)
Soccer is the most popular sport in the world. That's a true fact :-)
soccer is the most richest sport.
The common sport in the world is Futbol (Soccer).
Soccer is known to be the most popular and most played sport in the world. Thus, it is safe to assume that it is the best sport in the world.
soccer.it is soccer and it is the most famous sport in the world.
I believe formula-one is the most costly sport in the world.