Robert Csapo
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View article: Cross-Sectional Investigation of Acute Stress Responses to Two Different Laboratory Stress Tests in Male and Female Athletes
Cross-Sectional Investigation of Acute Stress Responses to Two Different Laboratory Stress Tests in Male and Female Athletes Open
Background: Regular exercise was previously shown to reduce glucocorticoid and cardiac-autonomic responses to psychosocial stressors. Specifically, laboratory-based stress induction procedures are recognized as valid experimental manipulat…
View article: Association of Knee Extension Torque, Velocity and Power with Chronological Age, Maturity Status and Physical Performance in Prepubertal Boys
Association of Knee Extension Torque, Velocity and Power with Chronological Age, Maturity Status and Physical Performance in Prepubertal Boys Open
Background: This study aimed to assess the effects of age and maturity status on the knee extension torque–velocity (T-V) relationship, muscle power, and physical performance in prepubertal boys. Methods: This cross-sectional study include…
View article: Contralateral Adaptations After Unilateral Power Training in Older Adults: The Effect of Intensity of Load
Contralateral Adaptations After Unilateral Power Training in Older Adults: The Effect of Intensity of Load Open
This study aimed to investigate the effect of training intensity on contralateral adaptations following unilateral power‐oriented resistance training (PT) in older adults. This secondary analysis of a within‐person randomized controlled tr…
View article: The relative age effect and the relationship between biological maturity and athletic performance in Austrian elite youth soccer players
The relative age effect and the relationship between biological maturity and athletic performance in Austrian elite youth soccer players Open
Purpose Publications from recent years suggest that the biological developmental stage of underage athletes has a significant impact on their athletic performance. This scientific study is the first quantitative attempt in Austria to inves…
View article: Slow-Paced Breathing during Recovery from Sprint Interval Training: A Randomized Controlled Trial
Slow-Paced Breathing during Recovery from Sprint Interval Training: A Randomized Controlled Trial Open
Background: Breathing practices for athletes are gaining popularity due to their potential benefits for recovery, performance enhancement, and well-being. In particular, slow-paced breathing is believed to increase sympatho-vagal balance a…
View article: Examining the test–retest reliability of commonly used neuromuscular, morphological, and functional measures in aging adults
Examining the test–retest reliability of commonly used neuromuscular, morphological, and functional measures in aging adults Open
The present study aimed at determining the test–retest reliability of commonly used measures in a sample of middle-aged and older participants who presented with a wide range of functional abilities. Participants were middle-aged (40–55 ye…
View article: The acute stress response to two different laboratory stress tests in physically active individuals – A pilot study
The acute stress response to two different laboratory stress tests in physically active individuals – A pilot study Open
Introduction The response to stress is driven by two interdependent systems: the hypothalamic-pituitary-adrenal (HPA) axis and the autonomic nervous system (ANS), which regulate cardiac control, endocrine levels, and immune function (Tsigo…
View article: Assessment of postural sway with accelerometers: A comparison with force plate measures
Assessment of postural sway with accelerometers: A comparison with force plate measures Open
Introduction & Purpose Postural control is essential for maintaining balance during static and dynamic tasks. It is typically measured by centre of pressure (CoP) deviations using a ground reaction force plate (FP). Alternatively, more aff…
View article: No Clinical Advantage of Harvesting a Patellar Bone Block Compared With All Soft-Tissue Graft in Primary Quadriceps Tendon Anterior Cruciate Ligament Reconstruction
No Clinical Advantage of Harvesting a Patellar Bone Block Compared With All Soft-Tissue Graft in Primary Quadriceps Tendon Anterior Cruciate Ligament Reconstruction Open
Level III, cohort study.
View article: Association between Sprint and Jump Performance and Maximum Strength in Standing Calf Raise or Squat in Elite Youth Soccer Players
Association between Sprint and Jump Performance and Maximum Strength in Standing Calf Raise or Squat in Elite Youth Soccer Players Open
Soccer is a complex sports discipline that requires players to engage in diverse high-intensity and multidirectional activities. The optimization of strength and conditioning programs requires a comprehensive understanding of the physical …
View article: Multimodal and conventional resistance training interventions improve muscle function in older adults: Findings from the Training IMCT study
Multimodal and conventional resistance training interventions improve muscle function in older adults: Findings from the Training IMCT study Open
Age-associated remodeling processes affect the intramuscular connective tissue (IMCT) network, which may significantly impair muscle function. Thus, we aimed to test whether including exercises shown to efficiently target the IMCT to a con…
View article: Body fat of competitive volleyball players: a systematic review with meta-analysis
Body fat of competitive volleyball players: a systematic review with meta-analysis Open
Despite the limitations of published data, this meta-analysis provided pooled values for body fat of male and female volleyball players for different competitive levels and measurement methods.
View article: Concomitant Injuries Associated With ACL Rupture in Elite Professional Alpine Ski Racers and Soccer Players: A Comparative Study With Propensity Score Matching Analysis
Concomitant Injuries Associated With ACL Rupture in Elite Professional Alpine Ski Racers and Soccer Players: A Comparative Study With Propensity Score Matching Analysis Open
Background: For elite professional soccer players and alpine skiers, injuries associated with anterior cruciate ligament (ACL) rupture, such as meniscal, cartilage, or collateral ligament lesions, could result in a delayed return to sport …
View article: Medial Patellofemoral Ligament Reconstruction Using Pedicled Quadriceps Tendon Autograft Yields Similar Clinical and Patient-Reported Outcomes but Less Donor-Site Morbidity Compared With Gracilis Tendon Autograft
Medial Patellofemoral Ligament Reconstruction Using Pedicled Quadriceps Tendon Autograft Yields Similar Clinical and Patient-Reported Outcomes but Less Donor-Site Morbidity Compared With Gracilis Tendon Autograft Open
PURPOSE: To compare clinical and patient-reported outcome measures (PROMs) in patients with recurrent patellar dislocation after medial patellofemoral ligament (MPFL) reconstruction using either a gracilis tendon (GT) or quadriceps tendon …
View article: Editorial: The force-velocity relationship: Assessment and adaptations provoked by exercise, disuse and disease
Editorial: The force-velocity relationship: Assessment and adaptations provoked by exercise, disuse and disease Open
EDITORIAL article Front. Physiol., 21 October 2022Sec. Exercise Physiology Volume 13 - 2022 | https://doi.org/10.3389/fphys.2022.1062041
View article: Intraobserver Assessment of Shear Wave Elastography in Tensor Fasciae Latae and Gluteus Maximus Muscle: The Importance of the Hip Abductor Muscles in Runners Knee Compared to Healthy Controls
Intraobserver Assessment of Shear Wave Elastography in Tensor Fasciae Latae and Gluteus Maximus Muscle: The Importance of the Hip Abductor Muscles in Runners Knee Compared to Healthy Controls Open
Background: Iliotibial band syndrome (ITBS) represents one of the most common running related injuries. The pathophysiology is postulated to be caused by excessive ITB tension, impingement and irritation of soft tissues at the lateral femo…
View article: Reproducibility of strength performance and strength-endurance profiles: A test-retest study
Reproducibility of strength performance and strength-endurance profiles: A test-retest study Open
The present study was designed to evaluate the test-retest consistency of repetition maximum tests at standardized relative loads and determine the robustness of strength-endurance profiles across test-retest trials. Twenty-four resistance…
View article: Conservative treatment of iliotibial band syndrome in runners: Are we targeting the right goals?
Conservative treatment of iliotibial band syndrome in runners: Are we targeting the right goals? Open
High-quality research directly testing different physiotherapeutic treatment approaches in randomized controlled trials is needed.
View article: Developing a Technique for the Imaging-Based Measurement of ACL Elongation: A Proof of Principle
Developing a Technique for the Imaging-Based Measurement of ACL Elongation: A Proof of Principle Open
Towards the goal of obtaining non-invasive biomarkers reflecting the anterior cruciate ligament’s (ACL) loading capacity, this project aimed to develop a magnetic resonance imaging (MRI)-based method facilitating the measurement of ACL elo…
View article: Neuromuscular adaptations after 12 weeks of light‐ vs. heavy‐load power‐oriented resistance training in older adults
Neuromuscular adaptations after 12 weeks of light‐ vs. heavy‐load power‐oriented resistance training in older adults Open
This study aimed to determine the specific adaptations provoked by power‐oriented resistance training using light (LL‐PT, 40% 1‐RM) vs. heavy (HL‐PT, 80% 1‐RM) loads in older adults. Using a randomized within‐subject study design, 45 older…
View article: Practicing Sport in Cold Environments: Practical Recommendations to Improve Sport Performance and Reduce Negative Health Outcomes
Practicing Sport in Cold Environments: Practical Recommendations to Improve Sport Performance and Reduce Negative Health Outcomes Open
Although not a barrier to perform sport, cold weather environments (low ambient temperature, high wind speeds, and increased precipitation, i.e., rain/water/snow) may influence sport performance. Despite the obvious requirement for practic…
View article: The evaluation of Rolimeter, KLT, KiRA and KT‐1000 arthrometer in healthy individuals shows acceptable intra‐rater but poor inter‐rater reliability in the measurement of anterior tibial knee translation
The evaluation of Rolimeter, KLT, KiRA and KT‐1000 arthrometer in healthy individuals shows acceptable intra‐rater but poor inter‐rater reliability in the measurement of anterior tibial knee translation Open
Purpose To assess measurement equivalence, inter‐ and intra‐rater reliability, standard error of measurements (SEM) and false positive measurements (FPM) of four different knee arthrometers (KLT,Karl Storz; KiRA, I + ; KT‐1000 MEDmetric Co…
View article: Spontaneous Osteonecrosis of the Knee: a Systematic Review of Conservative Treatment Approaches
Spontaneous Osteonecrosis of the Knee: a Systematic Review of Conservative Treatment Approaches Open
Background: Spontaneous osteonecrosis of the knee (SONK) is an insufficiently defined disease. Although recent research suggests that SONK may be caused by subchondral insufficiency fractures, its precise etiology remains unclear. Currentl…
View article: Effects of Power-Oriented Resistance Training With Heavy vs. Light Loads on Muscle-Tendon Function in Older Adults: A Study Protocol for a Randomized Controlled Trial
Effects of Power-Oriented Resistance Training With Heavy vs. Light Loads on Muscle-Tendon Function in Older Adults: A Study Protocol for a Randomized Controlled Trial Open
Background Power-oriented resistance training (PRT) is one of the most effective exercise programs to counteract neuromuscular and physical function age-related declines. However, the optimal load that maximizes these outcomes or the load-…
View article: Periodization and Programming in Sports
Periodization and Programming in Sports Open
Periodization is a generally accepted approach to manage athletic performance by the sub-division of training programs into sequential, specifically focused training periods [...]