Cabada logging seven 100 - plus mile weeks in the 12 weeks leading up to Monday 's race .
Cabada feels he 's fitter than he 's ever been coming into his ninth year as a professional athlete .
Logging seven 100 - plus mile weeks in the 12 weeks leading up to Monday 's race , Cabada feels he 's fitter than he 's ever been coming into his ninth year as a professional athlete .