Time to ban British boxing.
Cockfighting and bear-baiting have been banned for several decades in most grown-up countries, but fist-fights between people are tragically still allowed.
D001914:Boxing / Q000191:economics / Q000331:legislation & jurisprudence*; D001930:Brain Injuries / Q000209:etiology / Q000401:mortality; D006801:Humans; D008297:Male; D006113:United Kingdom