Ian Millar (who represented Canada in the 10 Games of 1972, 1976, 1984, 1988, 1992, 1996, 2000, 2004, 2008, and 2012) shows that unlike boxing and bull riding, most equestrian disciplines don't involve hoping to retire before the brain damage catches up with you.
(also my understanding of the curve, based on our national level hospital statistics, is that a substantial fraction of the really bad wrecks happen to people with under 500 hours)
(also my understanding of the curve, based on our national level hospital statistics, is that a substantial fraction of the really bad wrecks happen to people with under 500 hours)