I have been training Muay Thai for about a year now, and am concerned about the risks I'm taking with regards to brain damage. I spar about once a week, and I really don't get hit that often or hard ...
With modern mouthguards, would it be possible to mimic the knockout punch that Rex Layne received in 1951?
In 1951, Rocky Marciano's knockout punch sheared off four of Rex Layne's upper, front teeth at the gumline and sent his mouthpiece bouncing with teeth included out of the ring.  The ...