Results 31 to 40 of about 917,193 (286)

Quadriceps Muscle Fatigue Reduces Extension and Flexion Power During Maximal Cycling

open access: yesFrontiers in Sports and Active Living, 2022
Purpose: To investigate how quadriceps muscle fatigue affects power production over the extension and flexion phases and muscle activation during maximal cycling.Methods: Ten participants performed 10-s maximal cycling efforts without fatigue and after ...
Steven J. O'Bryan   +7 more
doaj   +1 more source

Comparison of quadriceps-sparing minimally invasive and medial parapatellar total knee arthroplasty: A 2-year follow-up study

open access: yesJournal of the Formosan Medical Association, 2012
Quadriceps-sparing minimally invasive total knee arthroplasty (TKA) has been proposed to limit surgical dissection without compromising surgical outcome.
Hongsen Chiang   +3 more
doaj   +1 more source

Efficacy of a rehabilitation protocol on pulmonary and respiratory muscle function and ultrasound evaluation of diaphragm and quadriceps femoris in patients with post-COVID-19 syndrome: a series of cases

open access: yesMonaldi Archives for Chest Disease, 2022
This study assessed the efficacy of a pulmonary rehabilitation (PR) on pulmonary and respiratory muscle function and thickness of quadriceps femoris and diaphragm of patients with post-COVID-19 syndrome.
Karina Vieira da Costa   +12 more
doaj   +1 more source

The accessory heads of the quadriceps femoris muscle may affect the layering of the quadriceps tendon and potential graft harvest length

open access: yes, 2023
Purpose The aim of the study was to assess the quadriceps femoris system for the presence of additional layers. Methods One hundred and twenty-eight lower limbs fixed in 10% formalin were examined.
Olewnik, Lukasz   +6 more
core   +1 more source

Identification of Electrically Stimulated Muscle after Stroke

open access: yes, 2009
The design of controllers to enable the application of Functional Electrical Stimulation as part of a rehabilitation programme for stroke patients requires an accurate model of electrically stimulated muscle.
Markovsky, Ivan   +3 more
core   +2 more sources

Interaction of central and peripheral factors during repeated sprints at different levels of arterial O2 saturation. [PDF]

open access: yesPLoS ONE, 2013
PURPOSE:To investigate the interaction between the development of peripheral locomotor muscle fatigue, muscle recruitment and performance during repeated-sprint exercise (RSE).
François Billaut   +5 more
doaj   +1 more source

Validation of a score tool for measurement of histological severity in juvenile dermatomyositis and association with clinical severity of disease. [PDF]

open access: yes, 2013
OBJECTIVES: To study muscle biopsy tissue from patients with juvenile dermatomyositis (JDM) in order to test the reliability of a score tool designed to quantify the severity of histological abnormalities when applied to biceps humeri in addition to ...
Pilkington, Clarissa A   +32 more
core   +1 more source

Obesity Subtypes and Longitudinal Trajectories of Function Over Seven Years of Follow‐Up: Data From the Multicenter Osteoarthritis Study

open access: yesArthritis Care &Research, EarlyView.
Objective Obesity, defined by body mass index (BMI) ≥30 kg/m2, is a risk factor for functional limitations in people with knee osteoarthritis (OA). However, function varies among such individuals. Our objective was to evaluate the implications of obesity subtypes on longitudinal patterns of physical functioning in people with or at risk for knee OA ...
Kristine Godziuk   +7 more
wiley   +1 more source

Quadriceps strength in patients with chronic obstructive pulmonary disease

open access: yesLung India, 2019
Background: Skeletal muscle dysfunction is well known in chronic obstructive pulmonary disease (COPD). The muscle strength is altered in various muscles variedly. Lower-limb muscle strength is very important for walking distance.
Swati Shah   +3 more
doaj   +1 more source

A prospective study of the muscle strength and reaction time of the quadriceps, hamstring, and gastrocnemius muscles in patients with plantar fasciitis

open access: yesBMC Musculoskeletal Disorders, 2020
Background Muscle weakness is an important etiological factor in plantar fasciitis (PF), but available data on the role of the quadriceps, hamstring, and gastrocnemius (GCM) muscles are limited.
Jin Hyuck Lee   +2 more
doaj   +1 more source

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