Ingo Sandau
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View article: High-intensity interval training modifies energy supply in male artistic gymnastics and improves floor-specific but not pommel horse-specific endurance performance
High-intensity interval training modifies energy supply in male artistic gymnastics and improves floor-specific but not pommel horse-specific endurance performance Open
Introduction Well-developed specific endurance performance in artistic gymnastics is a crucial foundation of successful performance. Therefore, the identification of effective training programs for gymnastics-specific endurance performance…
View article: The Era of Resistance Training as a Primary Form of Physical Activity for Physical Fitness and Health in Youth Has Come
The Era of Resistance Training as a Primary Form of Physical Activity for Physical Fitness and Health in Youth Has Come Open
Resistance training (RT) is widely regarded as the gold standard approach for enhancing muscular fitness (i.e., muscle strength, power, and muscular endurance) in youth while also providing health and physical fitness benefits traditionall…
View article: Comparative analysis of inertial measurement units and markerless video motion capture systems for assessing rotational parameters in snowboard freestyle
Comparative analysis of inertial measurement units and markerless video motion capture systems for assessing rotational parameters in snowboard freestyle Open
In snowboard freestyle, the measured amount of rotation (mAR) is a key judging criteria. Rotational parameters like angular velocity (AV) support athletes and coaches in performance enhancements. This study evaluates the validity of on-sno…
View article: Validity and test-retest reliability of the VO2 Master metabolic analyser: A laboratory and artistic gymnastics-specific evaluation
Validity and test-retest reliability of the VO2 Master metabolic analyser: A laboratory and artistic gymnastics-specific evaluation Open
Purpose: This study assessed validity and reliability of the mobile metabolic analyser VO2 Master under laboratory and gymnastics-specific conditions for assessment of oxygen uptake (VO2) and minute ventilation (VE). Methods: For validity …
View article: Validity and Reliability of a Commercially Available Inertial Sensor for Measuring Barbell Mechanics during Weightlifting
Validity and Reliability of a Commercially Available Inertial Sensor for Measuring Barbell Mechanics during Weightlifting Open
This study aimed to assess the validity and reliability of a commercially available inertial measurement unit (Enode) for measuring barbell kinematics and kinetics during a snatch. In order to assess validity and within- and between-sessio…
View article: Concurrent validity and test-retest reliability for the assessment of body segment lengths using two-dimensional video-recordings in weightlifting
Concurrent validity and test-retest reliability for the assessment of body segment lengths using two-dimensional video-recordings in weightlifting Open
The aims of this study were 1) to propose a simple two-dimensional (2D) video-based method to measure segment lengths in the clean and jerk during weightlifting competitions, and 2) to check concurrent validity and test-retest reliability …
View article: Determining Physiological and Energetic Demands during High-Level Pommel Horse Routines Using a Modified Method Based on Heart Rate–Oxygen Uptake Functions
Determining Physiological and Energetic Demands during High-Level Pommel Horse Routines Using a Modified Method Based on Heart Rate–Oxygen Uptake Functions Open
This study aimed (1) to assess the validity of a modified method (Mmod) based on heart rate (HR)—oxygen uptake (VO2) regression functions to calculate total energy costs (Wtotal) and aerobic (Waer) and anaerobic alactic energy contribution…
View article: Variability of time series barbell kinematics in elite male weightlifters
Variability of time series barbell kinematics in elite male weightlifters Open
Introduction Barbell kinematics are an essential aspect of assessing weightlifting performance. This study aimed at analyzing the total variability of time series barbell kinematics during repeated lifts in the snatch and the clean and jer…
View article: Optimal barbell force-velocity profiles can contribute to maximize weightlifting performance
Optimal barbell force-velocity profiles can contribute to maximize weightlifting performance Open
Maximal barbell power output ( P max ) and vertical barbell threshold velocity ( v thres ) are major determinants of weightlifting performance. Moreover, an optimal force-velocity relationship (FvR) profile is an additional variable that h…
View article: Concurrent validity of VmaxPro, Kinovea, and Speedograph for the assessment of peak barbell velocity during the bench press: A comparison of technological approaches and historical evolutions
Concurrent validity of VmaxPro, Kinovea, and Speedograph for the assessment of peak barbell velocity during the bench press: A comparison of technological approaches and historical evolutions Open
Measurement of barbell velocity is a simple and effective way to control strength training. To assess the concurrent validity of different technological approaches measuring barbell velocity, video-analysis (Kinovea), linear velocity trans…
View article: Concurrent validity of barbell force measured from video-based barbell kinematics during the snatch in male elite weightlifters
Concurrent validity of barbell force measured from video-based barbell kinematics during the snatch in male elite weightlifters Open
This study examined the concurrent validity of an inverse dynamic (force computed from barbell acceleration [reference method]) and a work-energy (force computed from work at the barbell [alternative method]) approach to measure the mean v…
View article: Predictive Validity of the Snatch Pull Force-Velocity Profile to Determine the Snatch One Repetition-Maximum in Male and Female Elite Weightlifters
Predictive Validity of the Snatch Pull Force-Velocity Profile to Determine the Snatch One Repetition-Maximum in Male and Female Elite Weightlifters Open
Background: The prediction of one repetition-maximum (1RM) performance from specific tests is highly relevant for the monitoring of training in weightlifting. Therefore, this study aimed at examining the predictive validity of the theoreti…
View article: Effects of the Barbell Load on the Acceleration Phase during the Snatch in Elite Olympic Weightlifting
Effects of the Barbell Load on the Acceleration Phase during the Snatch in Elite Olympic Weightlifting Open
The load-depended loss of vertical barbell velocity at the end of the acceleration phase limits the maximum weight that can be lifted. Thus, the purpose of this study was to analyze how increased barbell loads affect the vertical barbell v…
View article: Short-Term Seasonal Development of Anthropometry, Body Composition, Physical Fitness, and Sport-Specific Performance in Young Olympic Weightlifters
Short-Term Seasonal Development of Anthropometry, Body Composition, Physical Fitness, and Sport-Specific Performance in Young Olympic Weightlifters Open
The aim of this study is to monitor short-term seasonal development of young Olympic weightlifters’ anthropometry, body composition, physical fitness, and sport-specific performance. Fifteen male weightlifters aged 13.2 ± 1.3 years partici…