scholarly journals Gait Patterns and Muscle Activity in the Lower Extremities of Elderly Women during Underwater Treadmill Walking against Water Flow

2007 ◽  
Vol 26 (6) ◽  
pp. 579-586 ◽  
Author(s):  
Tomoki Shono ◽  
Kenji Masumoto ◽  
Kazutaka Fujishima ◽  
Noboru Hotta ◽  
Tetsuro Ogaki ◽  
...  
2009 ◽  
Vol 19 (2) ◽  
pp. 245-255 ◽  
Author(s):  
Kyoung-Kyu Jeon ◽  
Kwang-Dong Park ◽  
Se-Hwan Park ◽  
Young-Seok Kang ◽  
Dae-Geun Kim

2020 ◽  
Vol 10 (1) ◽  
Author(s):  
Christine N. Song ◽  
Jan Stenum ◽  
Kristan A. Leech ◽  
Chloe K. Keller ◽  
Ryan T. Roemmich

Abstract Humans are capable of learning many new walking patterns. People have learned to snowshoe up mountains, racewalk marathons, and march in precise synchrony. But what is required to learn a new walking pattern? Here, we demonstrate that people can learn new walking patterns without actually walking. Through a series of experiments, we observe that stepping with only one leg can facilitate learning of an entirely new walking pattern (i.e., split-belt treadmill walking). We find that the nervous system learns from the relative speed difference between the legs—whether or not both legs are moving—and can transfer this learning to novel gaits. We also show that locomotor learning requires active movement: observing another person adapt their gait did not result in significantly faster learning. These findings reveal that people can learn new walking patterns without bilateral gait training, as stepping with one leg can facilitate adaptive learning that transfers to novel gait patterns.


2015 ◽  
Vol 3 (3) ◽  
pp. e12317 ◽  
Author(s):  
Tetsuya Ogawa ◽  
Takahiko Sato ◽  
Toru Ogata ◽  
Shin-Ichiro Yamamoto ◽  
Kimitaka Nakazawa ◽  
...  

2010 ◽  
Vol 43 (3) ◽  
pp. 532-539 ◽  
Author(s):  
Hai Hu ◽  
Onno G. Meijer ◽  
Jaap H. van Dieën ◽  
Paul W. Hodges ◽  
Sjoerd M. Bruijn ◽  
...  

2012 ◽  
Vol 37 (4) ◽  
pp. 317-323 ◽  
Author(s):  
LF Yeung ◽  
Aaron KL Leung ◽  
Ming Zhang ◽  
Winson CC Lee

Background: Prosthetic alignment is usually unchanged once optimized. However, a previous study indicated that long-distance walking significantly altered gait patterns, suggesting some alignment adjustments after walking are required. This study investigated the effects of alignment changes (by inserting a heel lift) on gait of a transtibial amputee before and after treadmill walking. Case Description and Methods: The subject walked, without heel lifts, on a treadmill until perception of fatigue. Gait changes upon heel lifting at the prosthetic side were studied before and after the treadmill walking Findings and Outcomes: For this subject before the treadmill walking, heel lifting induced drop-off with increased prosthetic-side knee flexion at mid-stance and pre-swing. The sound limb outreached to stabilize the gait. After the treadmill walking, the same heel lift did not induce drop-off. It reduced the plantar flexor power generation, potentially delaying its fatigue. Conclusion: After walking prosthetic-side heel lifting could be beneficial. Clinical relevance Many lower-limb amputees have difficulties in long-distance walking due to muscle fatigue. This case study proposes that appropriate alignment changes after some walking potentially relieve fatigue and encourage them to walk longer distances.


Author(s):  
Hyeon-Hee Kim ◽  
Kyung-Hun Kim

Background and purpose: Knee injuries are common among female softball players, and the stability of the lower extremities and the strength of the knee are essential factors for them. The purpose of this study was to investigate the effect of Kinesio taping with squat exercise (KTSE) on lower extremity muscle activity, muscle strength, muscle tone, and dynamic stability of softball players. Methods: In this study, 40 softball players were randomly assigned to the KTSE group and sham taping with squat exercise (SKTSE) group. All subjects were tested three times a week for 6 weeks, i.e., for a total of 18 times. To evaluate the lower-extremity muscle activity, muscle strength, and muscle tone of the lower extremities, as well as dynamic stability, we used Noraxon Mini DTS, a digital muscular meter from JTech Medical, MyotonPRO, and the side hop test (a clinical evaluation method), respectively. These items were measured before the experiment and 6 weeks after the start of the experiment. Results: Both groups showed significant differences in lower-extremity muscle activity, muscle strength, muscle tone, and dynamic stability (p < 0.05). After the experiment, significant effects on lower-extremity muscle activity, muscle strength, muscle tone, and dynamic stability were observed in the KTSE group compared with in the SKTSE group (p < 0.05). Conclusions: KTSE did not have a negative effect on all items of the functional performance test. KTSE improved lower-extremity muscle activity, muscle strength, muscle tone, and dynamic stability.


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