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- 🏃♂️ Cutting Technique Improves Safety in Youth Sports; AI App Measures Jump Height Accurately
🏃♂️ Cutting Technique Improves Safety in Youth Sports; AI App Measures Jump Height Accurately
Haresh Suppiah
September 16, 2024 • Estimated Reading Time: 7 minutes
Welcome, science enthusiasts.
In today’s edition:
Cutting technique improves sidestep mechanics.
My Jump Lab app accurately measures vertical jump.
Wind resistance impacts running and walking.
Neck proprioception helps diagnose concussions.
Aerobic exercise aids concussion recovery in teens.
Helmetless tackling increases head impacts.
High-intensity training reduces hip strength.
And several more…
FEATURED ARTICLES
Key finding:
Cutting technique training improves movement quality in youth athletes without hindering agility performance.
How they did it:
Methodology: A 6-week cutting technique modification training program was conducted with 22 adolescent American football players, divided into an intervention group (IG) and a control group (CG), focusing on specific kinematics during sidestep cuts.
Results: The IG showed significant improvements in movement quality, evidenced by a large effect size for the Cutting Movement Assessment Score (CMAS), while no significant changes in agility performance (measured by change of direction deficit) were found for either group.
Innovation: Utilized a targeted technique modification approach to enhance sidestep kinematics associated with lower knee joint loading, potentially reducing ACL injury risk without compromising cutting performance.
Findings: Post-intervention, the IG exhibited better sidestep mechanics while the CG experienced deterioration in movement quality, highlighting the positive impact of the technique training on injury risk mitigation strategies.
Why it matters:
The findings from this research highlight the potential of targeted cutting technique training to improve movement quality in adolescent athletes, which is crucial for injury prevention, particularly in reducing the risk of anterior cruciate ligament injuries that are prevalent in sports like American football. While immediate improvements in agility performance were not observed, establishing sound movement mechanics lays a foundation for safer, more effective athletic performance in the long run. This approach could influence coaching practices and athlete development programs by emphasizing the importance of biomechanics alongside performance metrics.
Key finding:
The AI-driven My Jump Lab reliably and accurately estimates vertical jump height, making it a practical alternative to traditional methods.
How they did it:
Methodology: The study involved 88 athletes performing 264 countermovement jumps, with jump heights measured using both an artificial intelligence app (My Jump Lab) and a force platform.
Results: The AI model exhibited high reliability (intraclass correlation coefficient of 0.980) and strong agreement with the force platform measurements (intraclass correlation coefficient of 0.973).
Innovation: The My Jump Lab app utilizes AI to automate the detection of jump take-off and landing, reducing manual error associated with traditional video analysis methods.
Application: Strength and conditioning professionals can use the AI-driven app as a cost-effective and practical alternative to traditional force platforms for measuring jump height.
Why it matters:
The validation of the AI-driven My Jump Lab app for measuring vertical jump height demonstrates a significant advancement in sports science technology, providing a cost-effective and user-friendly alternative to traditional methods. This innovation could enhance training methodologies for athletes, making precise performance tracking more accessible across various sports. By improving monitoring practices, it has the potential to elevate athletic performance and contribute to injury prevention strategies, ultimately benefitting not just athletes but the entire sports industry.
QUICK BITES 🍤
-Wind resistance significantly affects human locomotion, requiring up to 80% of external work in walking against strong headwinds.
-Cervical spine proprioception assessment can effectively help diagnose concussions in adolescents.
-Prescribed aerobic exercise helps reduce the risk of persistent mood symptoms in adolescents after a sports-related concussion.
-Less helmetless tackling participation and higher confidence in tackling are linked to increased head impacts in high school football players.
-Hip strength decreases significantly in female soccer players after high-workload training sessions, affecting performance and injury risk.
-Non-surgical treatment for acute proximal hamstring avulsions yields similar recovery outcomes as surgery for active individuals.
-Exercise-based rehabilitation improves pain, function, stiffness, and grip strength in people with hand osteoarthritis short-term, but benefits fade long-term.
-Higher-skilled athletes exhibit less motor variability than lower-skilled athletes, enhancing their sports performance.
-Muscle fatigue slows contraction speed, reducing force control and complexity during physical exertion.
-Neuromuscular fatigue impairs motor adaptation during reaching tasks despite maintained postural stability.
-Satisfying basic psychological needs in sports enhances motivation and social inclusion for individuals with intellectual disabilities.
-Plyometric training significantly improves change of direction speed in male football players when done consistently over 6–9 weeks.
-Combat sports athletes show average sleep quality and significant gaps in nutritional knowledge and alcohol consumption habits.
-Respiratory muscle training improves strength and endurance in para-athletes, but isn’t the main factor for enhancing exercise performance.
-Longer 5-minute rest intervals in resistance training enhance muscle performance and training volume compared to shorter 2-minute rests.
-Seven key metrics can effectively represent lower-body strength performance in competitive field sport athletes.
-Back squats enhance rate of force development in vertical jumps, especially after longer rest periods.
-Genetic factors significantly influence physical fitness in children, explaining up to 79% of individual performance variation.
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Curated by Haresh Suppiah