Publications by authors named "J Eisenmann"

Humans are fascinated by the bipedal locomotor capacities at both ends of the athletic spectrum-sprinting speed and endurance. Some of the more popular field (eg, soccer, rugby, and lacrosse) and court (eg, basketball, tennis, and netball) sports utilize mixed energy systems requiring an interplay of both maximal sprinting speed (MSS) and maximal aerobic speed (MAS) to meet the high-intensity running demands of varying frequency, duration, intensity, and recovery. Recently, these locomotor capacities have been considered in combination to produce what is called the anaerobic speed reserve (ASR) as part of the locomotor profile concept (MSS, MAS, and ASR).

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Sex, chronological age, and maturity potentially impact multidimensional health-related characteristics (i.e. motor competence, physical fitness, psychosocial, physical activity), which adds to the challenges of reversing current youth health-related concerns.

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Article Synopsis
  • The study compared the effectiveness of platelet-poor plasma (PPP) versus platelet-rich plasma (PRP) in treating acute thigh muscle injuries.
  • Patients treated with PPP returned to unrestricted activity significantly faster, averaging 22.89 days sooner than those treated with PRP.
  • There was no significant difference in the rate of recurrent injuries between the two groups within a 12-month period, indicating that PPP may be a better option for recovery without increasing the risk of re-injury.
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Background: Motor competence is an integral component of the health and performance of youth. Numerous studies support the hypothesis that motor competence interacts with perceived motor competence and physical fitness during childhood to induce positive (e.g.

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Context: Flag football is promoted as a safer alternative to tackle football. This may be 1 reason why participation rates have risen by 39% over the past 3 years. Despite rising participation, epidemiologic research on sport-specific injuries and associated relative risk is lacking.

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