PhysiologicalConsidera1onsoftheTriathlonBikeFit

Physiology:“Scien0ficStudyoftheNormalFunc0oninLivingSystems”

CyclingisNOTNormal!

•  Fixed/Symmetrical•  QuadrupedPosi1on

•  PelvicFounda1on

PhysiologicalConcernsTriathlonBikeFiCng

Cyclingcons1tutesonlyone“leg”ofaTriathlon

*RecoverfromSwimming*PreparetoRun

TidalVolumeInspiratoryMuscleFa1gue

TidalVolume&IMF

Ac1vitySpecificMuscleRecruitment

PosturalMuscleRecruitment

TriPosi1oning

Effec1veHipAngle

CenterofGravity(COG)

CockpitReach

CockpitDifferen1al

LegExtension

Cockpit

Symmetry

Tri-PedalingDynamics

MoxyResearch&BikeFiCng1.TidalVolume:-ControlCadenceandErgo-ModifyE-STA,HA,COG&Cockpit-MonitorSmO2andtHbatQL&Vas1

2.  Symmetry:-ControlCadenceandErgo-ModifyFoot,Shoe,PedalInterface

-MonitorSmO2andtHbatDeltoids,QLand/orMed-LatQuads3.CrankLength-ControlCadenceandErgo-ModifyCrankLength-MonitorSmO2andtHbatQL&Vas1

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PsychologywhenCompe1nginTriathlon.PeakPerformance.•  MarkD.Ricard,PatrickHills-Meyer,MichaelG.MillerandTimothyJ.

Michael.TheEffectsofBicycleFrameGeometryonMuscleAc1va1onandPowerDuringaWingateAnaerobicTest.JournalofSportsScienceandMedicine(2006)5,25-32

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References•  Browning,R.C.,Gregor,R.J.,&Broker,J.P.(1992).Lowerextremity

kine1csineliteathletesinaerodynamiccyclingposi1ons.MedicineandScienceinSportsandExercise,24,S186.•  GarsideI,DoranA.EffectsofBicycleFrameErgonomicsonTriathlon10-km

runningperformance.J.SportsSciences.2000;18(10):825-833•  Garcia-Lopez,J.,Rodriguez-Marroyo,J.A.,Juneau,C.E.,Pele-teiro,J.,

Mar1nez,A.C.,&Villa,J.G.(2008).Referencevaluesandimprovementofaerodynamicdraginprofes-sionalcyclists.JournalofSportsSciences,26(3),277–286.

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•  Heil,D.P.,Wilcox,A.R.,&Quinn,C.M.(1995).Cardiore-spiratoryresponsestoseat-tubeanglevaria1onduringsteady-statecycling.MedicineandScienceinSportsandExercise,27(5),730–735.

•  InigoSanMillan(2011).Aeroposi1onisn’tEverything.BikeRadar.•  Lukes,R.A.,Chin,S.B.,&Haake,S.J.(2005).Theunderstand-ingand

developmentofcyclingaerodynamics.SportsEngineering,8(2),59–74.

References•  PriceD,DonneB.Effectofvaria1oninseattubeangleatdifferentseat

heightsonsubmaximalcyclingperformanceinman.J.SportsSci.1997Aug;15(4):395-402

•  Reiser,R.F.,2nd,Peterson,M.L.,&Broker,J.P.(2002).Influ-enceofhiporienta1ononwingatepoweroutputandcyclingtechnique.JournalofStrengthandCondi0oningResearch,16(4),556–560.

•  RichardM,Hills-MeyerP,MillerM,MichaelT.TheEffectsofBicycleFrameGeometryonMuscleAc1va1onandPowerDuringaWingateAnaerobicTest.J.SportsSciMed.2006Mar;5(1)25-32

•  Too,D.(1991).Theeffectofhipposi1on/configura1ononanaerobicpowerandcapacityincycling.Interna0onalJournalofSportsBiomechanics,7,359–370.

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