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Full-Text Articles in Medicine and Health Sciences

Training Evaluation For Introductory Ocean Lifeguard Instruction: A Practical Example From California, William A. Koon, Ryan M. Gates, Jack Futoran Apr 2020

Training Evaluation For Introductory Ocean Lifeguard Instruction: A Practical Example From California, William A. Koon, Ryan M. Gates, Jack Futoran

International Journal of Aquatic Research and Education

Ocean lifeguards have several responsibilities that require precise training. California State Parks is one of the largest providers of open water lifeguard services in the United States, and trains approximately 200 new lifeguards per year. As part of our lifeguard training section’s quality improvement efforts, we conducted a training needs assessment to help determine how well our introductory ocean lifeguard training curriculum prepared lifeguards to perform job related tasks upon successful completion of the training program. We surveyed both first year and seasoned lead lifeguards on operational needs, training gaps, and specific subject areas. We identified several areas where our …


Improvement In Physical Function And Quality Of Life In Older Adults Following 4 Weeks Of Neuromuscular Electrical Stimulation, Monica A. Mendoza, Mitchell S. Kane, Nigel C. Jiwan, Kyndall P. Ramirez, Lindsay E. Kipp Ph.D, Joni A. Mettler Ph.D Feb 2020

Improvement In Physical Function And Quality Of Life In Older Adults Following 4 Weeks Of Neuromuscular Electrical Stimulation, Monica A. Mendoza, Mitchell S. Kane, Nigel C. Jiwan, Kyndall P. Ramirez, Lindsay E. Kipp Ph.D, Joni A. Mettler Ph.D

International Journal of Exercise Science: Conference Proceedings

Older adults often suffer from sarcopenia, the age-related loss of muscle mass and strength, which negatively impacts physical function and quality of life (QoL). Neuromuscular electrical stimulation (NMES) is frequently used in physical rehabilitation as a muscle strengthening modality; however, little research exists on QoL outcomes in response to NMES. PURPOSE: The aim of this study was to determine changes in QoL and physical function in older adults after 4 weeks of NMES. METHODS: Ten healthy, older adults participated in the study (67.8 ± 2.1 years-old). Each participant was seated on an isokinetic dynamometer with the knee positioned at 60°, …


The Perceived Tightness Scale Does Not Provide Reliable Estimates Of Blood Flow Restriction Pressure, Zachary W. Bell, Scott J. Dankel, Robert W. Spitz, Raksha N. Chatakondi, Takashi Abe, Jeremy P. Loenneke Jan 2020

The Perceived Tightness Scale Does Not Provide Reliable Estimates Of Blood Flow Restriction Pressure, Zachary W. Bell, Scott J. Dankel, Robert W. Spitz, Raksha N. Chatakondi, Takashi Abe, Jeremy P. Loenneke

Faculty and Student Publications

© 2020 Human Kinetics, Inc. Context: The perceived tightness scale is suggested to be an effective method for setting subocclusive pressures with practical blood flow restriction. However, the reliability of this scale is unknown and is important as the reliability will ultimately dictate the usefulness of this method. Objective: To determine the reliability of the perceived tightness scale and investigate if the reliability differs by sex. Design: Within-participant, repeated-measures. Setting: University laboratory. Participants: Twenty-four participants (12 men and 12 women) were tested over 3 days. Main Outcome Measures: Arterial occlusion pressure (AOP) and the pressure at which the participants rated …


Acute Effects Of Complex Training Using Three Different Intracomplex Rest Intervals On Power Output In Recreationally Trained College Students, Brianna M. Donnelly Jan 2020

Acute Effects Of Complex Training Using Three Different Intracomplex Rest Intervals On Power Output In Recreationally Trained College Students, Brianna M. Donnelly

West Chester University Master’s Theses

Power is often referred to as explosiveness and is viewed as essential for many athletes within a wide range of sports. Power in sports is important in relation to its foundation in other specific abilities like first step-quickness, acceleration, and reaching top speeds (Cronin, Hansen, 2005). This research study examines the acute effects of complex training using three different intracomplex rest intervals (ICRI) on power output in recreationally trained college students. The goal of this study was to find the optimal ICRI for complex training (CT) by completing a countermovement jump on a force plate after a 3-RM back squat …


Addressing The Confusion Within Periodization Research, W. Guy Hornsby, Andrew C. Fry, G. Gregory Haff, Michael H. Stone Jan 2020

Addressing The Confusion Within Periodization Research, W. Guy Hornsby, Andrew C. Fry, G. Gregory Haff, Michael H. Stone

Research outputs 2014 to 2021

© 2020 by the authors. In this editorial, we focus on recent problematic developments in sport science, and more specifically, problems related to periodization research. Primary areas discussed are (1) appreciation of history, (2) considerations for training studies, (3) the development of concepts, and (4) programming-driven training models.


The Use Of Small-Sided Games As An Aerobic Fitness Assessment Supplement Within Elite Level Professional Soccer, Adam Lee Owen, Matthew Newton, Aidan Shovlin, Shane Malone Jan 2020

The Use Of Small-Sided Games As An Aerobic Fitness Assessment Supplement Within Elite Level Professional Soccer, Adam Lee Owen, Matthew Newton, Aidan Shovlin, Shane Malone

Articles

The purpose of this investigation was to quantify the association between 5 vs. 5 small sided games (SSG) running performance and physiological performance during the Yo-YoIR1 test to ascertain the utility of SSGs as a potential fitness test modality within elite professional soccer players. Twenty-three (n = 23) elite male professional soccer players (mean ± SD age 25.3 ± 3.1 yrs, mass: 76 ± 9 kg, height: 176 ± 9 cm) were assessed. Players completed an intermittent aerobic fitness test (Yo-YoIR1) and a 5 vs. 5 SSGs protocol for the purpose of the study. During all SSGs players wore GPS …


Improving Sprint Performance In Road Cycling: The Forward Standing Sprint Position, Paul Franciscus Johannes Merkes Jan 2020

Improving Sprint Performance In Road Cycling: The Forward Standing Sprint Position, Paul Franciscus Johannes Merkes

Theses: Doctorates and Masters

The majority of road cycling races finish with a sprint and as such sprints are a key determinant of success. Surprisingly, the scientific literature on this specific topic is scarce, with limited to few studies describing the characteristics of road cycling sprinters and the demands of road sprinting. Cyclists’ sprinting velocity, which is mostly influenced by power output and aerodynamic drag (CdA) is critical to performance outcomes. However, to date, there is very limited research specifically examining how to maximise road sprint velocity. Thus, the overall objective of the four studies outlined in this thesis was to manipulate CdA, physiology, …