Really hard men. Mick Doohan had his legs sewn together after an accident and had his rear brake on the bars afterwards. Barry Sheene came off at Daytona doing 175mph. "if I was a horse they would have shot me". He was racing again inside 2 months. Cal Crutchlow. Broke a shin, coughed up blood together with a nose bleed after a crash in practice, He raced the next day. Lorenzo was back racing after pinning his broken collar bone within 48 hours. (J. Rea, Cadwell 2007).