The purpose was to clarify the effects of soft tissues such as muscles and fat, range of motion of the hip, knee and ankle, knee extension and ankle dorsiflexion muscle strength and muscle activity on deep squatting. The participants were 18 healthy university students. Physical characteristics, circumference, subcutaneous fat thickness, and range of motion were measured. After that, they performed deep squatting and lower limb muscle strength was measured. Muscle activities in lower limb during performance was also measured. Statistical tests were performed on the differences between the able group and the unable group, with each item as the dependent variable. Body weight, BMI, abdominal circumference, and tibialis anterior muscle activity were significantly lower in the able group (able to perform a deep squat), than in the unable group. Additionally, range of motion of the hip flexion and ankle dorsiflexion were significantly higher in the able group than in the unable group. It was clarified that soft tissues characteristics are connected to deep squatting in addition to range of motion.
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http://dx.doi.org/10.1016/j.jbmt.2024.05.012 | DOI Listing |
JBJS Case Connect
January 2025
Department of Orthopedic Surgery, Shariati Hospital and School of Medicine, Tehran University of Medical Sciences, Tehran, Iran.
Case: In this article, we present 2 cases of neglected patellar tendon rupture. One was treated using an Achilles tendon allograft, and the other with a patellar tendon-bone allograft. Both methods allowed for early range of motion and resulted in good functional outcomes with a 1-year follow-up period.
View Article and Find Full Text PDFPLoS One
January 2025
Faculty of Veterinary Medicine, Department of Equine and Small Animal Medicine, University of Helsinki, Helsinki, Finland.
Sport-related injuries have been reported to occur in around one-third of agility dogs. Higher bar height in competitions has been shown to increase odds of an injury. This study evaluated the effect of bar height on the kinetics and kinematics at take-off to a bar jump.
View Article and Find Full Text PDFPLoS One
January 2025
Department of Orthopaedics, Lanzhou University Second Hospital, Lanzhou, Gansu Province, China.
Purpose: This meta-analysis was carried out to evaluate the clinical effectiveness of rotator cuff repair surgery in treating rotator cuff tears in individuals with mild glenohumeral osteoarthritis (GHOA).
Methods: A computer-based search was conducted across multiple databases including PubMed, Embase, Web of Science, and Cochrane Library using the keywords "Shoulder Joints", "Osteoarthrosis", and "rotator cuff". Only studies focusing on patients with GHOA who underwent rotator cuff repair were considered for inclusion.
PLoS One
January 2025
Department of Otolaryngology-Head and Neck Surgery, Icahn School of Medicine at Mount Sinai, New York, NY, United States of America.
Objective: What we hear may influence postural control, particularly in people with vestibular hypofunction. Would hearing a moving subway destabilize people similarly to seeing the train move? We investigated how people with unilateral vestibular hypofunction and healthy controls incorporated broadband and real-recorded sounds with visual load for balance in an immersive contextual scene.
Design: Participants stood on foam placed on a force-platform, wore the HTC Vive headset, and observed an immersive subway environment.
J Vis
January 2025
Vision and Control of Action (VISCA) Group, Department of Cognition, Development and Psychology of Education, Institut de Neurociències, Universitat de Barcelona, Barcelona, Catalonia, Spain.
The characterization of how precisely we perceive visual speed has traditionally relied on psychophysical judgments in discrimination tasks. Such tasks are often considered laborious and susceptible to biases, particularly without the involvement of highly trained participants. Additionally, thresholds for motion-in-depth perception are frequently reported as higher compared to lateral motion, a discrepancy that contrasts with everyday visuomotor tasks.
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