Originally Posted by Zapatista
In the states where MMA is legal, it is all 18+. Many states have professional MMA legal, but don't allow amateur MMA.
I know at one of my tournemnts I competed aginst two guys my age (16) from american fighter (Rich Franklins camp) They claimed to have foughten amaturly. I would asume they did MMA in the U.S. but mabye not...I know in Mexico you can fight as a miner. Thats how Karo paryision started at such a young age.