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Full-Text Articles in Sports Sciences

The Relationship Between Stryd Power And Running Economy In Well-Trained Distance Runners 2018, Casey Austin May 2018

The Relationship Between Stryd Power And Running Economy In Well-Trained Distance Runners 2018, Casey Austin

Master's Theses

A novel running wearable called the Stryd Summit footpod attaches to a runner’s right or left shoe and measures running power output. The developers of the product purport that the footpod’s power and form power measures may correlate with metabolic data gathered in a lab. PURPOSE: Explore the relationship between power output and running economy at threshold pace. METHODS: Seventeen well-trained distance runners, 9 males and 8 females, completed a running protocol at threshold pace. Participants ran two discontinuous four-minute stages: one with their self-selected cadence (SS), and one with cadence lowered by 10% (LC). Metabolic data, power, and form …


Effects Of Competition Variables And Prior Attempts On Approach Run Velocity During A Pole Vaulter's Final Clearance 2018, Nathaniel S. Ashton May 2018

Effects Of Competition Variables And Prior Attempts On Approach Run Velocity During A Pole Vaulter's Final Clearance 2018, Nathaniel S. Ashton

Master's Theses

Approach run velocity of a vaulter is strongly correlated to the highest height a vaulter clears in pole vault competition and the number of attempts taken throughout a competition influences pole vault strategy. Since approach run velocity greatly affects the crossbar height cleared and number of attempts affects time spent in the competition, perhaps a better approach to determine optimal competition strategy is to first identify how competition variables influence approach run velocity. The purpose of this study was to determine if the approach run velocity during a pole vaulter’s last clearance can be predicted by: (1) the number of …


Power Output And Loads On The Lumbar Vertebrae During A Power Clean 2016, Joseph Keleher May 2016

Power Output And Loads On The Lumbar Vertebrae During A Power Clean 2016, Joseph Keleher

Master's Theses

The purpose of the present study was to compare the peak resultant torque, shear, and compressive forces acting at the L3/L4 junction of the lumbar vertebrae and the peak power output during 40% one repetition maximum (1RM) and 80% 1RM attempts of the power clean. It was hypothesized that performance of a power clean at 80% 1RM will result in greater peak resultant compressive force, torque and shear force at the L3/L4 junction of the lumbar spine than that of a 40% 1RM attempt. Power cleans at 80% 1RM will also result in higher maximum instantaneous power outputs than that …