No. However this law may vary depending on the country in which you ponder about.
No, it can fatally injure your opponent.
There is almost no information on the law about whether backyard boxing is legal in Canada. However, a lot of people agree with the idea that backyard boxing is illegal in Canada.
yes
21.
yes
in year 1901
688 b.c
Since 1850 you've had to wear a mouth guards in boxing matches
YES! as the kidneys are not protected by the ribcage.
Not in the UK
yes, if it wasn't on purpose.
Mixed boxing became legal on the 5th of June 2013. The Members of Parliment passed the bill with great support with a final vote of 267 - 9. The changes will update the definition of a prize fight.
It is not legal if it is a prescription but I would forget the law when it comes to saving someone's life.