scholarly journals Supervised Versus Home Exercise Training Programs on Functional Balance in Older Subjects

2016 ◽  
Vol 23 (6) ◽  
pp. 83-93 ◽  
Author(s):  
Enas Fawzy Youssef ◽  
◽  
Alsayed Abd elhameed Shanb ◽  
Medicina ◽  
2021 ◽  
Vol 57 (1) ◽  
pp. 34
Author(s):  
Cheuk Kei Lao ◽  
Bing Long Wang ◽  
Richard S. Wang ◽  
Hsiao Yun Chang

Background and objectives: Faced with the serious problem of an aging population, exercise is one of the most effective ways to maintain the health of the elderly. In recent years, with the popularization of smartphones, the elderly have increasingly accepted technological products that incorporate artificial intelligence (AI). However, there is not much research on using artificial intelligence bracelets to enhance elders’ motivation and participation in exercise. Therefore, the purpose of this study is to evaluate the effectiveness of the combination of sports smart bracelets and multi-sport training programs on the motivation of the elderly in Macau. Materials and Methods: The study was conducted with a randomized trial design in a 12 week multi-sport exercise training intervention. According to the evaluation, a total of sixty elders’ pre- and post-test data were included in this study. Results: After 12 weeks of multi-sport exercise training, the evaluation scores on the exercise motivation scale (EMS) increased significantly in the group wearing exercise bracelets and those taking part in the multi-component exercise program, and the degree of progress reached a statistically significant level, but the control group did not show any statistically significant difference. The influence of the combination of sports smart bracelets and multi-sport training programs on elders’ motivation is clearer. Conclusions: The use of sports smart bracelets by elderly people in conjunction with diverse exercise training can effectively enhance elders’ motivation and increase their participation in regular exercise. The combination of sports smart bracelets and multi-sport training programs is worth promoting in the elderly population.


2006 ◽  
Vol 290 (3) ◽  
pp. H1271-H1277 ◽  
Author(s):  
D. Walter Wray ◽  
Abhimanyu Uberoi ◽  
Lesley Lawrenson ◽  
Russell S. Richardson

We sought to identify the relationship between shear stimuli and flow-mediated vasodilation and to determine whether small muscle mass exercise training could provoke limb-specific improvements in endothelial function in older subjects. In five young (22 ± 1 yr old) and six old (71 ± 2 yr old) subjects, ultrasound Doppler measurements were taken in the arm (brachial artery) and leg (deep and superficial femoral arteries) after suprasystolic cuff occlusion with and without ischemic exercise to evaluate flow-mediated dilation (FMD) in both limbs. Older subjects were reevaluated after 6 wk of single-leg knee extensor exercise training. Before the training, a significant FMD was observed in the arm of young (3 ± 1%) but not old (1 ± 1%) subjects, whereas a significant leg FMD was observed in both groups (5 ± 1% old vs. 3 ± 1% young). However, arm vasodilation was similar between young and old when normalized for shear rate, and cuff occlusion with superimposed handgrip exercise provoked additional shear, which proportionately improved the FMD response in both groups. Exercise training significantly improved arm FMD (5 ± 1%), whereas leg FMD was unchanged. However, ischemic handgrip exercise did not provoke additional arm vasodilation after training, which may indicate an age-related limit to shear-induced vasodilation. Together, these data demonstrate that vascular reactivity is dependent on limb and degree of shear stimuli, challenging the convention of diminished endothelial function typically associated with age. Likewise, exercise training improved arm vasodilation, indicating some preservation of vascular plasticity with age.


Heart & Lung ◽  
2019 ◽  
Vol 48 (4) ◽  
pp. 287-293 ◽  
Author(s):  
Julie A Adsett ◽  
Norman R Morris ◽  
Suzanne S Kuys ◽  
Jennifer D Paratz ◽  
Alison M Mudge

Author(s):  
Steven W. Savage ◽  
Lily Zhang ◽  
Garrett Swan ◽  
Alex R. Bowers

Objective We conducted a driving simulator study to investigate scanning and hazard detection before entering an intersection. Background Insufficient scanning has been suggested as a factor contributing to intersection crashes. However, little is known about the relative importance of the head and eye movement components of that scanning in peripheral hazard detection. Methods Eleven older (mean 67 years) and 18 younger (mean 27 years) current drivers drove in a simulator while their head and eye movements were tracked. They completed two city drives (42 intersections per drive) with motorcycle hazards appearing at 16 four-way intersections per drive. Results Older subjects missed more hazards (10.2% vs. 5.2%). Failing to make a scan with a substantial head movement was the primary reason for missed hazards. When hazards were detected, older drivers had longer RTs (2.6s vs. 2.3s), but drove more slowly; thus, safe response rates did not differ between the two groups (older 83%; younger 82%). Safe responses were associated with larger (28.8° vs. 20.6°) and more numerous (9.4 vs. 6.6) gaze scans. Scans containing a head movement were stronger predictors of safe responses than scans containing only eye movements. Conclusion Our results highlight the importance of making large scans with a substantial head movement before entering an intersection. Eye-only scans played little role in detection and safe responses to peripheral hazards. Application Driver training programs should address the importance of making large scans with a substantial head movement before entering an intersection.


Peptides ◽  
2015 ◽  
Vol 64 ◽  
pp. 74-81 ◽  
Author(s):  
William J. Kraemer ◽  
Scott E. Gordon ◽  
Maren S. Fragala ◽  
Jill A. Bush ◽  
Tunde K. Szivak ◽  
...  

2015 ◽  
Vol 3 (1) ◽  
pp. e12232 ◽  
Author(s):  
Yu-Han Hung ◽  
Melissa A. Linden ◽  
Alicia Gordon ◽  
R. Scott Rector ◽  
Kimberly K. Buhman

2010 ◽  
Vol 109 (1) ◽  
pp. 112-120 ◽  
Author(s):  
Bradley C. Nindl ◽  
Joseph A. Alemany ◽  
Alexander P. Tuckow ◽  
Kevin R. Rarick ◽  
Jeffery S. Staab ◽  
...  

Insulin-like growth factor-I (IGF-I) is regulated by a number of IGF-binding proteins (IGFBPs) and proteases that influence IGF-I bioactivity. A specific IGF-I kinase receptor activation assay (KIRA) has been developed that determines the ability of IGF-I to activate the IGF-I receptor by quantification of intracellular receptor autophosphorylation on IGF-I binding. KIRA-assessed IGF-I bioactivity has not been utilized within the context of chronic exercise training paradigms. This study measured total and free immunoreactive IGF-I, bioactive IGF-I, and IGFBP-1, -2, and -3 before (Pre), during (Mid), and after (Post) 8 wk of exercise training in young, healthy women, who were randomized into one of four groups: control ( n = 10), resistance ( n = 18), aerobic ( n = 13), and combined ( n = 15) exercise training. The training programs were effective in improving physical fitness specific to the exercise mode engaged in: increases were observed for lean mass (∼2%), aerobic fitness (6–7%), and upper (20–24%) and lower (15–48%) body strength (all P values < 0.05). By contrast, no time, group, or interaction effects were observed for the circulating IGF-I system, as immunoreactive total (Pre = 264 ± 16 μg/l; Mid = 268 ± 17 μg/l; Post = 271 ± 17 μg/l), free (Pre = 0.70 ± 0.1 μg/l; Mid = 0.63 ± 0.1 μg/l; Post = 0.63 ± 0.2 μg/l) and bioactive (Pre = 2.35 ± 0.3 μg/l; Mid = 2.25 ± 0.3 μg/l; Post = 2.33 ± 0.3 μg/l) IGF-I were unchanged throughout the study. All IGFBP measures were also unchanged. We conclude that increased lean mass, aerobic fitness, and upper and lower body strength resulting from an 8-wk exercise training programs can occur without concomitant increases in either circulating bioactive or immunoreactive IGF-I, as well as associated IGFBPs. In terms of reflecting positive anabolic neuromuscular outcomes, these data do not support a role for endocrine-derived IGF-I.


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