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The old trained men have succinate dehydrogenase activities within their type IIa muscle fibers similar to those in young men and twofold higher than in old normal fit men. [ 20 ] Neural changes like reduced motor unit discharge rates, increased variability of motor unit discharge activity, altered recruitment and derecruitment behavior mediate ...
The study took into account 95 adults aged 60 or older, living in Cuba. ... If the change in gait speed is happening alongside the other symptoms, she says to see a geriatrician or neurologist as ...
An elderly Somali woman An elderly woman walks along a road. Social theories, or concepts, [ 163 ] propose explanations for the distinctive relationships between old people and their societies. One theory, proposed in 1961, is the disengagement theory , which proposes that, in old age, a mutual disengagement between people and their society ...
In older adults, physical training and perturbation therapy is directed to improving balance recovery responses and preventing falls. [34] Gait-related changes in the elderly provide a greater chance of stability during walking due to slower speed and greater base of support, but they also increase the chance of slipping or tripping and falling ...
Dementia impacts nearly seven million older adults in the U.S. But the devastating condition often progresses slowly, making it difficult to know if a loved one is struggling early on.
The gait changes were different from previous research in mice with post-traumatic osteoarthritis. Researchers also assumed that the women they collected tissue samples from were postmenopausal ...
The inter-limb coordination in human locomotion, questioning whether the human gait is based on quadruped locomotion, is another major topic of interest. Some research indicates that inter-limb coordination during human locomotion is organized in a similar way to that in the cat, promoting the view that the arm swing may be a residual function ...
The effect of gait parameters on energetic cost is a relationship that describes how changes in step length, cadence, step width, and step variability influence the mechanical work and metabolic cost involved in gait. The source of this relationship stems from the deviation of these gait parameters from metabolically optimal values, with the ...