Romuald Lepers

Summary

Country: France

Publications

  1. ncbi Relative improvements in endurance performance with age: evidence from 25 years of Hawaii Ironman racing
    Romuald Lepers
    INSERM U1093 Faculty of Sport Sciences, University of Burgundy, Dijon, France
    Age (Dordr) 35:953-62. 2013
  2. ncbi Do older athletes reach limits in their performance during marathon running?
    Romuald Lepers
    INSERM U, Faculty of Sport Sciences, University of Burgundy, Dijon, France
    Age (Dordr) 34:773-81. 2012
  3. ncbi Changes to the gait initiation programme following a running exercise in human subjects
    R Lepers
    Groupe Analyse du Mouvement, UFR STAPS, Dijon, France
    Neurosci Lett 260:69-73. 1999
  4. ncbi Neuromuscular fatigue following constant versus variable-intensity endurance cycling in triathletes
    R Lepers
    University of Burgundy, Faculty of Sport Sciences, France
    J Sci Med Sport 11:381-9. 2008
  5. ncbi Analysis of Hawaii ironman performances in elite triathletes from 1981 to 2007
    Romuald Lepers
    INSERM U887, Faculty of Sport Sciences, University of Burgundy, Dijon, France
    Med Sci Sports Exerc 40:1828-34. 2008
  6. ncbi Age-related changes in triathlon performances
    R Lepers
    UFR STAPS Université de Bourgogne, INSERM U887 Motricité Plasticité, Dijon, France
    Int J Sports Med 31:251-6. 2010
  7. ncbi Differences in gender and performance in off-road triathlon
    Romuald Lepers
    Faculte des Sciences du Sport, Universite de Bourgogne, Dijon, France
    J Sports Sci 28:1555-62. 2010
  8. ncbi Age and gender interactions in ultraendurance performance: insight from the triathlon
    Romuald Lepers
    Faculty of Sport Sciences, University of Burgundy, Dijon, France
    Med Sci Sports Exerc 43:134-9. 2011
  9. ncbi Age-related changes in conventional road versus off-road triathlon performance
    Romuald Lepers
    INSERM U887, Faculty of Sport Sciences, University of Burgundy, BP 27877, 21078, Dijon Cedex, France
    Eur J Appl Physiol 111:1687-94. 2011
  10. ncbi Neuromuscular fatigue during a long-duration cycling exercise
    Romuald Lepers
    Groupe Analyse du Mouvement, Faculte des Sciences du Sport, Universite de Bourgogne, 21078 Dijon Cedex, France
    J Appl Physiol 92:1487-93. 2002

Detail Information

Publications44

  1. ncbi Relative improvements in endurance performance with age: evidence from 25 years of Hawaii Ironman racing
    Romuald Lepers
    INSERM U1093 Faculty of Sport Sciences, University of Burgundy, Dijon, France
    Age (Dordr) 35:953-62. 2013
    ....
  2. ncbi Do older athletes reach limits in their performance during marathon running?
    Romuald Lepers
    INSERM U, Faculty of Sport Sciences, University of Burgundy, Dijon, France
    Age (Dordr) 34:773-81. 2012
    ....
  3. ncbi Changes to the gait initiation programme following a running exercise in human subjects
    R Lepers
    Groupe Analyse du Mouvement, UFR STAPS, Dijon, France
    Neurosci Lett 260:69-73. 1999
    ..The greater velocities reached after the running exercise could be explained by a recalibration of gravitational force control, while the invariance of time necessary to reach these velocities showed the rigidity of the initiation gait...
  4. ncbi Neuromuscular fatigue following constant versus variable-intensity endurance cycling in triathletes
    R Lepers
    University of Burgundy, Faculty of Sport Sciences, France
    J Sci Med Sport 11:381-9. 2008
    ..It is concluded that, following 30 min of endurance cycling, semi-elite triathletes experienced no additional neuromuscular fatigue by varying power (from +/-5% to 15%) compared with a protocol that involved a constant power...
  5. ncbi Analysis of Hawaii ironman performances in elite triathletes from 1981 to 2007
    Romuald Lepers
    INSERM U887, Faculty of Sport Sciences, University of Burgundy, Dijon, France
    Med Sci Sports Exerc 40:1828-34. 2008
    ..To examine the improvement in swimming (3.8 km), cycling (180 km), running (42.2 km), and overall performances at the Hawaii Ironman Triathlon of elite males and females between 1981 and 2007...
  6. ncbi Age-related changes in triathlon performances
    R Lepers
    UFR STAPS Université de Bourgogne, INSERM U887 Motricité Plasticité, Dijon, France
    Int J Sports Med 31:251-6. 2010
    ....
  7. ncbi Differences in gender and performance in off-road triathlon
    Romuald Lepers
    Faculte des Sciences du Sport, Universite de Bourgogne, Dijon, France
    J Sports Sci 28:1555-62. 2010
    ..Future studies will need to focus on the physiological bases of off-road triathlon and how they differ from conventional triathlon...
  8. ncbi Age and gender interactions in ultraendurance performance: insight from the triathlon
    Romuald Lepers
    Faculty of Sport Sciences, University of Burgundy, Dijon, France
    Med Sci Sports Exerc 43:134-9. 2011
    ..8 km), cycling (180 km), and running (42 km) performances as a function of age...
  9. ncbi Age-related changes in conventional road versus off-road triathlon performance
    Romuald Lepers
    INSERM U887, Faculty of Sport Sciences, University of Burgundy, BP 27877, 21078, Dijon Cedex, France
    Eur J Appl Physiol 111:1687-94. 2011
    ..mountain bike cycling and road vs. trail running) exerts an important influence on the magnitude of the age-associated changes in triathlon performance...
  10. ncbi Neuromuscular fatigue during a long-duration cycling exercise
    Romuald Lepers
    Groupe Analyse du Mouvement, Faculte des Sciences du Sport, Universite de Bourgogne, 21078 Dijon Cedex, France
    J Appl Physiol 92:1487-93. 2002
    ....
  11. ncbi The effects of a prolonged running exercise on strength characteristics
    R Lepers
    Groupe Analyse du Mouvement, UFR STAPS, Universite de Bourgogne, Dijon, France
    Int J Sports Med 21:275-80. 2000
    ....
  12. ncbi Evidence of neuromuscular fatigue after prolonged cycling exercise
    R Lepers
    Groupe Analyse du Mouvement, UFR STAPS, Universite de Bourgogne, Dijon, France
    Med Sci Sports Exerc 32:1880-6. 2000
    ..The purpose of this study was to analyze the effects of prolonged cycling exercise on metabolic, neuromuscular, and biomechanical parameters...
  13. ncbi Effect of pedalling rates on physiological response during endurance cycling
    R Lepers
    Groupe Analyse du Mouvement, Unité de Formation et de Recherche en Science et Techniques des Activités Physiques et Sportives, Universite de Bourgogne, BP 27877, 21078 Dijon, France
    Eur J Appl Physiol 85:392-5. 2001
    ..These results suggest that, during high intensity exercise such as that encountered during a time-trial race, well-trained triathletes can easily adapt to the changes in cadence allowed by the classical gear ratios used in practice...
  14. ncbi Effect of cycling cadence on contractile and neural properties of knee extensors
    R Lepers
    Groupe Analyse du Mouvement, UFR STAPS, Universite de Bourgogne, BP 27877, 21078 Dijon Cedex, France
    Med Sci Sports Exerc 33:1882-8. 2001
    ..This study investigated the effect of prior prolonged cycling exercise performed at different cadences on subsequent neuromuscular characteristics...
  15. ncbi Neuromuscular fatigue is greater following highly variable versus constant intensity endurance cycling
    Jean Theurel
    INSERM U887, Faculte des Sciences du Sport, Universite de Bourgogne, BP 27877, 21078 Dijon Cedex, France
    Eur J Appl Physiol 103:461-8. 2008
    ..Cycling at a varying power output in comparison to constant power resulted in additional muscular fatigue that may be explained by greater anaerobic contribution and muscle solicitation during the highly variable power output protocol...
  16. ncbi Comparison of the 45-second/15-second intermittent running field test and the continuous treadmill test
    Hervé Assadi
    Faculty of Sport Sciences, University of Burgundy, Dijon, France
    Int J Sports Physiol Perform 7:277-84. 2012
    ....
  17. ncbi Neuromuscular fatigue differs with biofeedback type when performing a submaximal contraction
    Nicolas Place
    INSERM ERM 207 Motricité Plasticité Laboratory, Faculty of Sport Sciences, University of Burgundy, 21078 Dijon Cedex, France
    J Electromyogr Kinesiol 17:253-63. 2007
    ..Present results suggest that prolonged contractions using EMG biofeedback should be used cautiously in rehabilitation programs...
  18. ncbi Twitch potentiation is greater after a fatiguing submaximal isometric contraction performed at short vs. long quadriceps muscle length
    Nicolas Place
    Institut National de la Santé et de la Recherche Médicale Equipe de Recherche et d Innovation Technologique 207, Motricité Plasticité Laboratory, Faculty of Sport Sciences, University of Burgundy, Dijon, France
    J Appl Physiol 98:429-36. 2005
    ....
  19. ncbi Assessment of the reliability of central and peripheral fatigue after sustained maximal voluntary contraction of the quadriceps muscle
    Nicolas Place
    INSERM ERM 207 Motricité Plasticité, Faculte des Sciences du Sport, Universite de Bourgogne, BP 27877, 21078 Dijon, France
    Muscle Nerve 35:486-95. 2007
    ..These findings can be useful in the choice of the parameters describing central and peripheral fatigue of the quadriceps muscle in future studies...
  20. ncbi Comparison of maximal unilateral versus bilateral voluntary contraction force
    Boris Matkowski
    Laboratoire INSERM U887, Universite de Bourgogne, Faculte des Sciences du Sport, UFR STAPS, Campus Universitaire Montmuzard, BP 27877, 21078, Dijon Cedex, France
    Eur J Appl Physiol 111:1571-8. 2011
    ..The difference found in the production of force during BL MVC cannot be explained by the timing of force production of each leg...
  21. ncbi Neuromuscular function during prolonged pedalling exercise at different cadences
    G Sarre
    INSERM ERM207, UFR STAPS, , Dijon Cedex, France
    Acta Physiol Scand 185:321-8. 2005
    ....
  22. ncbi Synergists activation pattern of the quadriceps muscle differs when performing sustained isometric contractions with different EMG biofeedback
    Nicolas Place
    INSERM ERM 207 Motricité Plasticité, Faculte des Sciences du Sport, Universite de Bourgogne, Dijon Cedex, France
    Exp Brain Res 174:595-603. 2006
    ....
  23. ncbi Changes in neuromuscular function after tasks involving control of EMG versus torque feedback of the same duration
    Nicolas Place
    INSERM ERM 207, Motricité Plasticité Laboratory, Faculty of Sport Sciences, University of Burgundy, BP 27877, 21078 Dijon Cedex, France
    Neurosci Lett 394:37-41. 2006
    ..05). The absence of peripheral failure at the end of the EMG task could be attributed to (1) a lower intramuscular pressure allowing a lesser accumulation of metabolites and (2) a slower rate of PCr hydrolysis compared to the torque task...
  24. ncbi Neuromuscular differences between endurance-trained, power-trained, and sedentary subjects
    Gregory Lattier
    INSERM ERIT M 0207 Motricité Plasticité, Universite de Bourgogne, Unité de Formation et de Recherche Sciences Techniques des Activité Physiques et Sportives, Dijon, France
    J Strength Cond Res 17:514-21. 2003
    ..These findings show that low MRFD on lower limbs extensors does not limit expression of MVC on subjects with high levels of activation, whereas intrinsic muscular qualities have a direct influence on performance during the vertical jump...
  25. ncbi Differences in cardiorespiratory and neuromuscular responses between voluntary and stimulated contractions of the quadriceps femoris muscle
    Jean Theurel
    INSERM ERM 207 Laboratory, Faculty of Sport Sciences, University of Burgundy, BP 27877, 21078 Dijon, France
    Respir Physiol Neurobiol 157:341-7. 2007
    ..These findings probably reflect differences in the patterns of motor unit recruitment between stimulated and voluntary contractions, despite equal force productions...
  26. ncbi Cycling exercise and the determination of electromechanical delay
    G Sarre
    INSERM ERM207, Universite de Bourgogne, UFR STAPS, BP 27877, 21078 Dijon Cedex, France
    J Electromyogr Kinesiol 17:617-21. 2007
    ..Neural strategy seems to be a trade-off between mechanical efficiency of muscular force output and coactivation...
  27. ncbi Unchanged H-reflex during a sustained isometric submaximal plantar flexion performed with an EMG biofeedback
    Nicolas Place
    Laboratoire INSERM U887 Motricité Plasticité, Faculte des Sciences du Sport, Universite de Bourgogne, Dijon, France
    J Electromyogr Kinesiol 19:e395-402. 2009
    ....
  28. ncbi Quadriceps femoris torque and EMG activity in seated versus supine position
    Nicola A Maffiuletti
    Faculty of Sport Sciences, University of Burgundy, Dijon, France
    Med Sci Sports Exerc 35:1511-6. 2003
    ..To compare voluntary and electrically evoked knee extensor torque, surface electromyography (EMG), and activation level obtained under seated versus supine position, i.e., with shortened versus lengthened rectus femoris (RF) muscle...
  29. ncbi Time course of neuromuscular alterations during a prolonged running exercise
    Nicolas Place
    INSERM ERM 207 Laboratory, Faculty of Sport Sciences, University of Burgundy, Dijon, France
    Med Sci Sports Exerc 36:1347-56. 2004
    ..This study investigated the time course of contractile and neural alterations of knee extensor (KE) muscles during a long-duration running exercise...
  30. ncbi Low-frequency electric muscle stimulation combined with physical therapy after total hip arthroplasty for hip osteoarthritis in elderly patients: a randomized controlled trial
    Vincent Gremeaux
    Pôle Rééducation Réadaptation, Centre Hospitalier Universitaire de Dijon, INSERM, U887, Dijon, France
    Arch Phys Med Rehabil 89:2265-73. 2008
    ..To assess the effects of low-frequency electric muscle stimulation associated with usual physiotherapy on functional outcome after total hip arthroplasty (THA) for hip osteoarthritis (OA) in elderly subjects...
  31. ncbi Activation varies among the knee extensor muscles during a submaximal fatiguing contraction in the seated and supine postures
    L Rochette
    , , Universite de Bourgogne, 21078 Dijon, France
    J Appl Physiol 95:1515-22. 2003
    ..J Appl Physiol 94: 108-118, 2003)...
  32. ncbi Stability of pedalling mechanics during a prolonged cycling exercise performed at different cadences
    G Sarre
    Faculty of Sport Sciences, University of Burgundy, Dijon, France
    J Sports Sci 23:693-701. 2005
    ..The present study demonstrates that despite the occurrence of neuromuscular fatigue, trained individuals maintained a stable pedalling pattern throughout an endurance cycling exercise for cadences ranging from 50 to 110 rev.min-1...
  33. ncbi Influence of ultra-long-term fatigue on the oxygen cost of two types of locomotion
    G Millet
    Groupe Analyse du Mouvement, Faculte des Sciences du Sport, Universite de Bourgogne, Dijon, France
    Eur J Appl Physiol 83:376-80. 2000
    ..019) ms to 0.194 (0.027) ms (P < 0.01). Analysis of the factors that determine Cr indicate that the subjects modified their movement pattern in order to decrease the mechanical cost of running in such long-term fatigue conditions...
  34. ncbi Alterations of neuromuscular function after an ultramarathon
    G Y Millet
    Groupe Analyse du Mouvement, Faculte des Sciences du Sport, Universite de Bourgogne, 21078 Dijon Cedex, France
    J Appl Physiol 92:486-92. 2002
    ....
  35. ncbi Influence of cycling cadence on neuromuscular activity of the knee extensors in humans
    G Sarre
    Institut National de la Sante et de la Recherche Medicale, Unité de Formation et de Recherche en Sciences et Techniques des Activités Physiques et Sportives, Universite de Bourgogne, BP 27877, 21078 Dijon Cedex, France
    Eur J Appl Physiol 88:476-9. 2003
    ..Thus, minimisation of the neuromuscular activity of these muscles would not seem to lead to the choice of a cadence in cycling...
  36. ncbi Changes in isokinetic torque and muscular activity of elbow flexors muscles with age
    M Pousson
    Groupe Analyse du Mouvement, UFR STAPS, BP 27877, Universite de Bourgogne, 21078 Dijon Cedex, France
    Exp Gerontol 36:1687-98. 2001
    ..03) lower in the OG than in the YG. The antagonist (triceps) co-activation was similar for both groups. The relative ECC force preservation with aging seems to be independent of a muscular activation phenomenon...
  37. ncbi Neuromuscular fatigue differs following unilateral vs bilateral sustained submaximal contractions
    B Matkowski
    INSERM U887, Universite de Bourgogne, Dijon, France
    Scand J Med Sci Sports 21:268-76. 2011
    ..The greater time to task failure with one leg may have induced greater contractile alterations and a larger MVC loss following the unilateral task...
  38. ncbi Effect of cycling cadence on subsequent 3 km running performance in well trained triathletes
    T Bernard
    Ergonomie et performance sportive, UFR STAPS, , France
    Br J Sports Med 37:154-8; discussion 159. 2003
    ..However, no significant effect of the cadence was observed within the range usually used by triathletes...
  39. ncbi Physiological stress monitoring of postmen during work
    J Theurel
    INSERM U887, Motricité Plasticité Laboratory, University of Burgundy, France
    Work 31:229-36. 2008
    ..The greater physiological strains during the cycling should be factored into the improvement of work organization and delivery materials (e.g. bicycle) for postal workers...
  40. ncbi Sex difference in open-water ultra-swim performance in the longest freshwater lake swim in europe
    Evelyn Eichenberger
    1Institute of General Practice and Health Services Research, University of Zurich, Zurich, Switzerland 2St Gallen Health Center, St Gallen, Switzerland 3INSERM U1093, Faculty of Sport Sciences, University of Burgundy, Dijon, France
    J Strength Cond Res 27:1362-9. 2013
    ..Anthropometric and physiological characteristics such as skeletal muscle mass and thermoregulation need additional investigations in female and male open-water ultra-swimmers...
  41. ncbi Activation among the elbow flexor muscles differs when maintaining arm position during a fatiguing contraction
    Sandra K Hunter
    Department of Kinesiology and Applied Physiology, University of Colorado, Boulder, Colorado 80309-0354, USA
    J Appl Physiol 94:2439-47. 2003
    ..These results, from a series of studies on the elbow flexor muscles, indicate that the type of load supported during the fatiguing contraction influences the extent to which endurance time can change with repeat performances of the task...
  42. ncbi Muscle activation during cycling at different cadences: effect of maximal strength capacity
    Francois Bieuzen
    Laboratoire d Ergonomie Sportive, EA 3162, Universite du Sud Toulon Var, Avenue de l Universite, BP 132, 83957 La Garde Cedex, France
    J Electromyogr Kinesiol 17:731-8. 2007
    ....
  43. ncbi Vitamin and mineral supplementation and neuromuscular recovery after a running race
    Elodie Gauche
    Laboratory of Biomechanics and Physiology, National Institute of the Sport and Physical Education, Paris, France
    Med Sci Sports Exerc 38:2110-7. 2006
    ..A dietary supplementation of a vitamin and mineral complex does not attenuate the loss of contractile function immediately after the running exercise, and it may accelerate the recovery of maximal force capacity...
  44. ncbi Alterations of neuromuscular function after prolonged running, cycling and skiing exercises
    Guillaume Y Millet
    Research Group Physiology and Physiopathology of Exercise and Handicap, University of Saint Etienne, Saint Etienne, France
    Sports Med 34:105-16. 2004
    ..The purpose of this review is to further examine the central and peripheral mechanisms contributing to strength loss after prolonged running, cycling and skiing exercises...