Explanipedia

IL-33 in Spondyloarthritis, the missing key Open

Frank Verhoeven, Dalil Hannani, Céline Demougeot, Frédéric Meyer, Daniel Wendling , et al. · 2025

Interleukin-33 (IL-33), an alarmin released upon tissue stress or damage, has gained increasing interest in the pathophysiology of inflammatory diseases such as spondyloarthritis (SpA). Acting through its receptor ST2, IL-33 contributes to…

Equivalent Fall Height and Aerial Maneuver Difficulty Both Influence Landing Stability on World Cup Slopestyle Rollover Jumps For Skiers and Snowboarders Open

Mai‐Sissel Linløkken, Frédéric Meyer, Claes Högström, Petter Andre Husevåg Jølstad, Helge Spieker , et al. · 2025

This study investigates how landing stability on slopestyle jumps is affected by jump design and the athletes' aerial maneuvers, in World Cup skiers and snowboarders. The data were recorded on rollover jumps from a World Cup Slopestyle com…

Instrumented dual-task tests for concussion assessment in Ice Hockey Open

Frédéric Meyer, Nicolas Baehler, Dario Sciacca, Lea Chabrowski, Mathieu Falbriard , et al. · 2024

Background Sport-related concussions are a public health concern and can lead to long-term health impairment. Nevertheless, assessing concussions in spots such as ice hockey can be challenging during games. Dual-task (DT) tests, quantifyin…

Joint kinematic responses of Olympic medallist skiers to repeated slalom runs Open

Marine Alhammoud, Robin Trama, Christophe Hautier, Olivier Girard, Sébastien Racinais , et al. · 2024

This case study aims to examine changes in the lower limb joint kinematic profile and performance stability induced by repeated ski runs in two world‐class alpine skiers. Two Olympic medallist alpine skiers were tested during their slalom …

Peak Oxygen Uptake is Slope Dependent: Insights from Ground Reaction Forces and Muscle Oxygenation in Trained Male Runners Open

Marcel Lemire, Frédéric Meyer, Rosalie Triguera, Fabrice Favret, Grégoire P. Millet , et al. · 2024

Editorial: Sport performance analysis: from the laboratory to the field Open

Frédéric Meyer, Øyvind Sandbakk, Grégoire P. Millet · 2024

EDITORIAL article Front. Sports Act. Living, 02 February 2024Sec. Elite Sports and Performance Enhancement Volume 6 - 2024 | https://doi.org/10.3389/fspor.2024.1372080

Anciens franciscains et nouveaux profès : inventer le récollet en France aux XVIIe et XVIIIe siècles Open

Frédéric Meyer · 2024

La formation des clercs a surtout été étudiée pour l’Ancien Régime pour le seul clergé séculier, abandonnant celle des réguliers aux monographies par ordre. Il en va de même chez les franciscains. Les récollets appartiennent à cette grande…

Relationship between biomechanics and energy cost in graded treadmill running Open

Marcel Lemire, Robin Faricier, Alain Dieterlen, Frédéric Meyer, Grégoire P. Millet · 2023

The instrumented single leg stance test detects early balance impairment in people with multiple sclerosis Open

Pål Berg‐Hansen, Stine Marit Moen, Thomas Dahl Klyve, Víctor González, Trine M. Seeberg , et al. · 2023

Balance impairment is frequent in people with multiple sclerosis (pwMS) and affects risk of falls and quality of life. By using inertial measurement units (IMUs) on the Single Leg Stance Test (SLS) we aimed to discriminate healthy controls…

Estimation of horizontal running power using foot-worn inertial measurement units Open

Salil Apte, Mathieu Falbriard, Frédéric Meyer, Grégoire P. Millet, Vincent Grémeaux , et al. · 2023

Feedback of power during running is a promising tool for training and determining pacing strategies. However, current power estimation methods show low validity and are not customized for running on different slopes. To address this issue,…

Vertical and Leg Stiffness Modeling During Running: Effect of Speed and Incline Open

Frédéric Meyer, Mathieu Falbriard, Kamiar Aminian, Grégoire P. Millet · 2023

A spring mass model is often used to describe human running, allowing to understand the concept of elastic energy storage and restitution. The stiffness of the spring is a key parameter and different methods have been developed to estimate…

Table of Contents Open

Yogi Tri Prasetyo, Maria Cristina Sario, Thanatorn Chuenyindee, Reny Nadlifatin, Fadil Satria , et al. · 2022

Inner-Cycle Phases Can Be Estimated from a Single Inertial Sensor by Long Short-Term Memory Neural Network in Roller-Ski Skating Open

Frédéric Meyer, Magne Lund-Hansen, Trine M. Seeberg, Jan Kocbach, Øyvind Sandbakk , et al. · 2022

Objective: The aim of this study was to provide a new machine learning method to determine temporal events and inner-cycle parameters (e.g., cycle, pole and ski contact and swing time) in cross-country roller-ski skating on the field, usin…

Inertial Sensors-Based Estimation of Temporal Events in Skating Sub-Techniques While In-Field Roller Skiing Open

Frédéric Meyer, Magne Lund-Hansen, Jan Kocbach, Trine M. Seeberg, Øyvind Sandbakk , et al. · 2022

The aim of this study was to adapt a treadmill-developed method for determination of inner-cycle parameters in cross-country roller ski skating for a field application. The method is based on detecting initial and final ground-contact of p…

Performance Effects of Video- and Sensor-Based Feedback for Implementing a Terrain-Specific Micropacing Strategy in Cross-Country Skiing Open

Trine M. Seeberg, Jan Kocbach, Rune Kjøsen Talsnes, Frédéric Meyer, Thomas Losnegard , et al. · 2022

Purpose : To investigate the performance effects of video- and sensor-based feedback for implementing a terrain-specific micropacing strategy in cross-country (XC) skiing. Methods : Following a simulated 10-km skating time trial (Race1) on…

Correspondence Between Values of Vertical Loading Rate and Oxygen Consumption During Inclined Running Open

Marcel Lemire, Mathieu Falbriard, Kamiar Aminian, Eloïse Pavlik, Grégoire P. Millet , et al. · 2022

Validation of temporal parameters within the skating sub-techniques when roller skiing on a treadmill, using inertial measurement units Open

Frédéric Meyer, Trine M. Seeberg, Jan Kocbach, Jørgen Danielsen, Øyvind Sandbakk , et al. · 2022

The aim of this study was to develop and validate a method using inertial measurements units (IMUs) to determine inner-cycle parameters (e.g., cycle, poles and skis contact, and swing time) and the main sub-techniques (i.e., G2, G3 and G4)…

Repeated practice runs during on-snow training do not generate any measurable neuromuscular alterations in elite alpine skiers Open

Marine Alhammoud, Olivier Girard, Clint Hansen, Sébastien Racinais, Frédéric Meyer , et al. · 2022

Background Alpine skiers typically train using repeated practice runs requiring high bursts of muscle activity but there is little field-based evidence characterizing neuromuscular function across successive runs. Purpose To examine the im…

Sensor-based gait analyses of the six-minute walk test identify qualitative improvement in gait parameters of people with multiple sclerosis after rehabilitation Open

Pål Berg‐Hansen, Stine Marit Moen, Andreas Austeng, Victor Gonzales, Thomas Dahl Klyve , et al. · 2022

Inertial Sensors-Based Estimation Of Temporal Events In Skating Sub-Techniques While In-Field Roller Skiing Open

Frédéric Meyer, M. Lund-Hansen, J. Kocbach, T. M. Seeberg, Ø. Sandbakk , et al. · 2022

Le péché originel à l’épreuve de la modernité Open

Bernard Hours, Frédéric Meyer, Sylvain Milbach · 2022

Physiological and Biomechanical Responses to Cross-Country Skiing in Varying Terrain: Low- vs. High-Intensity Open

Trine M. Seeberg, Jan Kocbach, Jørgen Danielsen, Dionne A. Noordhof, Knut Skovereng , et al. · 2021

The purposes of our study were to investigate the physiological and biomechanical responses to low-intensity (LI) and high-intensity (HI) roller ski skating on varying terrain and compare these responses between training intensities. Nine …

Estimation of Mechanical Power Output Employing Deep Learning on Inertial Measurement Data in Roller Ski Skating Open

Md. Zia Uddin, Trine M. Seeberg, Jan Kocbach, Anders E. Liverud, Víctor González , et al. · 2021

The ability to optimize power generation in sports is imperative, both for understanding and balancing training load correctly, and for optimizing competition performance. In this paper, we aim to estimate mechanical power output by employ…

The Snow-Friction of Freestyle Skis and Snowboards Predicted From Snow Physical Quantities Open

Fabian Wolfsperger, Frédéric Meyer, Matthias Gilgien · 2021

Previous research has shown that friction between ski and snow can vary substantially due to changes in snow conditions. The variation of friction affects the speed a freestyle skier or snowboarder (athlete) reaches during the in-run of a …

Indirect Estimation of Breathing Rate from Heart Rate Monitoring System during Running Open

Gaëlle Prigent, Kamiar Aminian, Tiago Rodrigues, Jean-Marc Vésin, Grégoire P. Millet , et al. · 2021

Recent advances in wearable technologies integrating multi-modal sensors have enabled the in-field monitoring of several physiological metrics. In sport applications, wearable devices have been widely used to improve performance while mini…

Temporal and kinematic patterns distinguishing the G2 from the G4 skating sub-technique Open

Frédéric Meyer, Jan Kocbach, Johannes Tjønnås, Jørgen Danielsen, Trine M. Seeberg , et al. · 2021

In cross-country ski skating, both the G2 and G4 sub-techniques involve one pole push for every second ski push but are used at largely different speed-slope ranges. The aim of this study was to compare temporal and kinematic patterns betw…

Level, Uphill, and Downhill Running Economy Values Are Correlated Except on Steep Slopes Open

Marcel Lemire, Mathieu Falbriard, Kamiar Aminian, Grégoire P. Millet, Frédéric Meyer · 2021

The aim of this study was first to determine if level, uphill, and downhill energy cost of running (ECR) values were correlated at different slopes and for different running speeds, and second, to determine the influence of lower limb stre…

Towards more valid simulations of slopestyle and big air jumps: Aerodynamics during in-run and flight phase Open

Fabian Wolfsperger, Frédéric Meyer, Matthias Gilgien · 2021

Applying the air drag coefficients and relationships determined in this study will help to improve validity of jump modeling in big air and slopestyle. The variability in aerodynamic forces in slopestyle and big air is caused by difference…

Continuous Analysis of Marathon Running Using Inertial Sensors: Hitting Two Walls? Open

Frédéric Meyer, Mathieu Falbriard, Benoît Mariani, Kamiar Aminian, Grégoire P. Millet · 2021

Marathon running involves complex mechanisms that cannot be measured with objective metrics or laboratory equipment. The emergence of wearable sensors introduced new opportunities, allowing the continuous recording of relevant parameters. …

A Sensor Fusion Approach to the Estimation of Instantaneous Velocity Using Single Wearable Sensor During Sprint Open

Salil Apte, Frédéric Meyer, Vincent Grémeaux, Farzin Dadashi, Kamiar Aminian · 2020

Power-Force-Velocity profile obtained during a sprint test is crucial for designing personalized training and evaluating injury risks. Estimation of instantaneous velocity is requisite for developing these profiles and the predominant meth…

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