T Hortobagyi

Summary

Affiliation: East Carolina University
Country: USA

Publications

  1. ncbi request reprint Mechanisms responsible for the age-associated increase in coactivation of antagonist muscles
    Tibor Hortobagyi
    Biomechanics Laboratory, East Carolina University, Greenville, NC 27858, USA
    Exerc Sport Sci Rev 34:29-35. 2006
  2. ncbi request reprint Old adults perform activities of daily living near their maximal capabilities
    Tibor Hortobagyi
    Biomechanics Laboratory, 332A Ward Sports Medicine Building, East Carolina University, Greenville, NC 27858, USA
    J Gerontol A Biol Sci Med Sci 58:M453-60. 2003
  3. ncbi request reprint Effects of standard and eccentric overload strength training in young women
    T Hortobagyi
    Biomechanics Laboratory, East Carolina University, Greenville, NC 27858, USA
    Med Sci Sports Exerc 33:1206-12. 2001
  4. ncbi request reprint Low- or high-intensity strength training partially restores impaired quadriceps force accuracy and steadiness in aged adults
    T Hortobagyi
    Biomechanics Laboratory, East Carolina University, Greenville, North Carolina 27858, USA
    J Gerontol A Biol Sci Med Sci 56:B38-47. 2001
  5. ncbi request reprint Altered hamstring-quadriceps muscle balance in patients with knee osteoarthritis
    Tibor Hortobagyi
    Biomechanics Laboratory, East Carolina University, 332A Ward Sports Medicine Building, Greenville, NC 27858, USA
    Clin Biomech (Bristol, Avon) 20:97-104. 2005
  6. ncbi request reprint Favorable neuromuscular and cardiovascular responses to 7 days of exercise with an eccentric overload in elderly women
    T Hortobagyi
    Biomechanics Laboratory, East Carolina University, Greenville, North Carolina 27858, USA
    J Gerontol A Biol Sci Med Sci 55:B401-10. 2000
  7. ncbi request reprint Transcranial Magnetic stimulation. Uncovering the mechanisms of movement and sensation
    Tibor Hortobagyi
    Biomechanics and Motor Control Laboratory, East Carolina University, Greenville, NC 27858, USA
    IEEE Eng Med Biol Mag 24:20-1. 2005
  8. pmc Changes in muscle strength, muscle fibre size and myofibrillar gene expression after immobilization and retraining in humans
    T Hortobagyi
    Biomechanics Laboratory and Departments of Biochemistry and Physical Therapy, East Carolina University, Greenville, NC 27858, USA
    J Physiol 524:293-304. 2000
  9. ncbi request reprint Muscle pre- and coactivity during downward stepping are associated with leg stiffness in aging
    T Hortobagyi
    Biomechanics Laboratory, 251 Ward Sports Medicine Building, East Carolina University, Greenville, NC 27858, USA
    J Electromyogr Kinesiol 10:117-26. 2000
  10. ncbi request reprint Altered movement strategy increases lower extremity stiffness during stepping down in the aged
    T Hortobagyi
    Biomechanics Laboratory, East Carolina University, Greenville, North Carolina, USA
    J Gerontol A Biol Sci Med Sci 54:B63-70. 1999

Detail Information

Publications20

  1. ncbi request reprint Mechanisms responsible for the age-associated increase in coactivation of antagonist muscles
    Tibor Hortobagyi
    Biomechanics Laboratory, East Carolina University, Greenville, NC 27858, USA
    Exerc Sport Sci Rev 34:29-35. 2006
    ..Here we examine the evidence for spinal circuits mediating this change in motor behavior and propose the hypothesis that cortical mechanisms also contribute to this age-associated change in muscle coactivation...
  2. ncbi request reprint Old adults perform activities of daily living near their maximal capabilities
    Tibor Hortobagyi
    Biomechanics Laboratory, 332A Ward Sports Medicine Building, East Carolina University, Greenville, NC 27858, USA
    J Gerontol A Biol Sci Med Sci 58:M453-60. 2003
    ..One possible reason for this decline is that the execution of customary motor tasks requires a substantially greater effort in old compared with young adults relative to their available maximal capacity...
  3. ncbi request reprint Effects of standard and eccentric overload strength training in young women
    T Hortobagyi
    Biomechanics Laboratory, East Carolina University, Greenville, NC 27858, USA
    Med Sci Sports Exerc 33:1206-12. 2001
    ..In the present study, we hypothesized that acute exercise training using an eccentric overload compared with standard loading would lead to greater neuromuscular and strength adaptations...
  4. ncbi request reprint Low- or high-intensity strength training partially restores impaired quadriceps force accuracy and steadiness in aged adults
    T Hortobagyi
    Biomechanics Laboratory, East Carolina University, Greenville, North Carolina 27858, USA
    J Gerontol A Biol Sci Med Sci 56:B38-47. 2001
    ..A control group of older subjects (n = 9) showed no significant changes in any variables. LI or HI strength training was equally effective in partially restoring elderly adults' maximal strength and control of submaximal force...
  5. ncbi request reprint Altered hamstring-quadriceps muscle balance in patients with knee osteoarthritis
    Tibor Hortobagyi
    Biomechanics Laboratory, East Carolina University, 332A Ward Sports Medicine Building, Greenville, NC 27858, USA
    Clin Biomech (Bristol, Avon) 20:97-104. 2005
    ..To compare hamstring to quadriceps muscle coactivity during level walking, stair ascent, and stair decent between individuals with and without knee osteoarthritis...
  6. ncbi request reprint Favorable neuromuscular and cardiovascular responses to 7 days of exercise with an eccentric overload in elderly women
    T Hortobagyi
    Biomechanics Laboratory, East Carolina University, Greenville, North Carolina 27858, USA
    J Gerontol A Biol Sci Med Sci 55:B401-10. 2000
    ....
  7. ncbi request reprint Transcranial Magnetic stimulation. Uncovering the mechanisms of movement and sensation
    Tibor Hortobagyi
    Biomechanics and Motor Control Laboratory, East Carolina University, Greenville, NC 27858, USA
    IEEE Eng Med Biol Mag 24:20-1. 2005
  8. pmc Changes in muscle strength, muscle fibre size and myofibrillar gene expression after immobilization and retraining in humans
    T Hortobagyi
    Biomechanics Laboratory and Departments of Biochemistry and Physical Therapy, East Carolina University, Greenville, NC 27858, USA
    J Physiol 524:293-304. 2000
    ..66, r = 0.07 and r = -0.71, respectively). 5. The present data underscore the role muscle lengthening plays in human neuromuscular function and adaptation...
  9. ncbi request reprint Muscle pre- and coactivity during downward stepping are associated with leg stiffness in aging
    T Hortobagyi
    Biomechanics Laboratory, 251 Ward Sports Medicine Building, East Carolina University, Greenville, NC 27858, USA
    J Electromyogr Kinesiol 10:117-26. 2000
    ..In conclusion, elderly people elevate muscle pre- and coactivity during downward stepping to stiffen the leg in compensation for impaired neuromotor functions...
  10. ncbi request reprint Altered movement strategy increases lower extremity stiffness during stepping down in the aged
    T Hortobagyi
    Biomechanics Laboratory, East Carolina University, Greenville, North Carolina, USA
    J Gerontol A Biol Sci Med Sci 54:B63-70. 1999
    ..Elders executed downward stepping with a more erect lower extremity alignment, resulting in a stiffer leg and an apparently safer movement strategy...
  11. ncbi request reprint Normal forces and myofibrillar disruption after repeated eccentric exercise
    T Hortobagyi
    School of Health and Human Performance, Department of Anatomy and Cell Biology, East Carolina University, Greenville, North Carolina 27858, USA
    J Appl Physiol 84:492-8. 1998
    ..The results suggest that the rapid force recovery following eccentric exercise is mediated at least in part by neural factors and that this recovery may occur independently of cell disruption...
  12. ncbi request reprint Cross education and the human central nervous system
    Tibor Hortobagyi
    Biomechanics Laboratory, East Carolina University, Greenville, NC 27858, USA
    IEEE Eng Med Biol Mag 24:22-8. 2005
  13. ncbi request reprint Age reduces cortical reciprocal inhibition in humans
    Tibor Hortobagyi
    Biomechanics Laboratory, East Carolina University, 332A Ward Sports Medicine Building, Greenville, NC 27858, USA
    Exp Brain Res 171:322-9. 2006
    ..The data also indicate the need to use age-matched control subjects when comparing individuals with abnormalities resulting from disorders that occur at an old age...
  14. ncbi request reprint Aberrations in the control of quadriceps muscle force in patients with knee osteoarthritis
    Tibor Hortobagyi
    East Carolina University, Greenville, North Carolina 27858, USA
    Arthritis Rheum 51:562-9. 2004
    ..To characterize the distribution of error in knee joint proprioception, quadriceps force accuracy and steadiness, and muscle strength in patients with knee osteoarthritis (OA). Special attention was paid to eccentric strength...
  15. ncbi request reprint Gait biomechanics are not normal after anterior cruciate ligament reconstruction and accelerated rehabilitation
    P Devita
    Department of Exercise and Sport Science, East Carolina University, Greenville, NC 27858, USA
    Med Sci Sports Exerc 30:1481-8. 1998
    ..The purpose of this study was to compare lower extremity joint kinematics, kinetics, and energetics between individuals having undergone ACL reconstruction and accelerated rehabilitation and healthy individuals...
  16. ncbi request reprint Greater initial adaptations to submaximal muscle lengthening than maximal shortening
    T Hortobagyi
    Biomechanics Laboratory, East Carolina University, Greenville, North Carolina 27858, USA
    J Appl Physiol 81:1677-82. 1996
    ..This greater adaptation is likely to be mediated by both mechanical and neural factors...
  17. ncbi request reprint Gait adaptations before and after anterior cruciate ligament reconstruction surgery
    P Devita
    Department of Exercise and Sport Science, East Carolina University, Greenville, NC 27858, USA
    Med Sci Sports Exerc 29:853-9. 1997
    ....
  18. ncbi request reprint Greater cross education following training with muscle lengthening than shortening
    T Hortobagyi
    Biomechanics Laboratory, East Carolina University, Greenville, NC 27858, USA
    Med Sci Sports Exerc 29:107-12. 1997
    ....
  19. ncbi request reprint Age increases the skeletal versus muscular component of lower extremity stiffness during stepping down
    P Devita
    Biomechanics Laboratory, East Carolina University, Greenville, North Carolina 27858, USA
    J Gerontol A Biol Sci Med Sci 55:B593-600. 2000
    ..01) in elderly adults compared with young adults. Elderly adults rely more on their skeletal and less on their muscular systems when stepping down compared with young adults, producing a stiffer lower extremity...
  20. ncbi request reprint Age causes a redistribution of joint torques and powers during gait
    P Devita
    Biomechanics Laboratory, East Carolina University, Greenville, North Carolina 27858, USA
    J Appl Physiol 88:1804-11. 2000
    ..Along with a reduction in motor and sensory functions, the natural history of aging causes a shift in the locus of function in motor performance...