Rugby star Sébastien Chabal won two Six Nations titles with France, reached a World Cup semifinal and played 62 times for his nation as a powerful forward.
But he does not remember any of it due to memory loss stemming from the concussions he sustained as a player.
“I don’t remember a single second of a rugby match I played. And I don’t remember a single one of the 62 Marseillaises (national anthems) I experienced,”
Some of his plays https://m.youtube.com/watch?v=KK7viBLQz8M