Private Pilot Flight Training and Instruction Flight Training Article Library | Back To 4VFR.COM What to Expect from Fatigue Reduced vigilance Increased temper excursions Reduced ability to concentrate Reduce awareness of deviations Increased rationalization of errors Increase in ‘know-better’ mistakes Fatigue increases if you are "doing nothing" Reduced comprehension of ATC instructions Written by Gene Whitt Flight Training Article Library | Back To 4VFR.COM