scholarly journals Could whole body vibration exercises influence the risk factors for fractures in women with osteoporosis?

2016 ◽  
Vol 2 (4) ◽  
pp. 214-220 ◽  
Author(s):  
Eloá Moreira-Marconi ◽  
Carla F. Dionello ◽  
Danielle S. Morel ◽  
Danubia C. Sá-Caputo ◽  
Cintia R. Souza-Gonçalves ◽  
...  
2019 ◽  
Vol 18 (1) ◽  
pp. 33-40
Author(s):  
Aline S. Reis ◽  
Laisa L. Paineiras-Domingos ◽  
Eloá Moreira-Marconi ◽  
Márcia C. Moura-Fernandes ◽  
Hervé Quinart ◽  
...  

Introduction: Metabolic syndrome (MetS) is characterized bya group of cardiovascular risk factors, such as hypertension,hyperglycemia, hypercholesterolemia, low high-density cholesteroland increased abdominal fat. Over the years, changesin body composition occur, with accelerated loss of lean massand increased fat mass, favoring cardiometabolic disorders.A strong relationship exists between physical inactivity andthe presence of multiple risk factors for MetS. Thus, physicalexercise has been recommended for the prevention of cardiovascular,chronic and MetS diseases. Whole-body vibration(WBV) exercise can be considered to be an exercise modalitythat benefits the muscular strength and cardiovascular healthof elderly, sick and healthy people. Individuals with MetSare unmotivated to perform physical exercise regularly and,therefore, new approaches to intervention for this populationare desirable. Objectives: The aim of this study is to presenta protocol to verify the effect of WBV exercise on the bodycomposition of MetS individuals. Methods: Randomized controlledtrial with MetS individuals that will be allocated to anintervention group (WBVG) and a control group (CG). Participantswill be placed barefoot on the base of a side alternatingvibrating platform, with 130º knee flexion. Individuals (WBVGand CG) will perform the protocol for 12 weeks, twice a week.The CG subjects will perform the exercises at 5Hz throughoutthe intervention and those from the WBVG will perform the5Hz exercises in the first session, adding 1Hz per session, endingthe protocol at 16Hz. The body composition will be evaluatedbefore and after the protocol using bioelectrical impedanceanalysis. Discussion: Studies involving WBV exercise haveshown improvement in composition in individuals withdifferent conditions (healthy and unhealthy). Conclusion: Theproposed protocol will permit the acquisition of findings thatwill be relevant in the evaluation of the effect of the WBV onthe body composition of MetS individuals due to its ease ofrealization, low cost and safety.Keywords: Whole body vibration exercise; Metabolic syndrome;Physical activity.


Author(s):  
F. Saucedo ◽  
E.A. Chavez ◽  
H.R. Vanderhoof ◽  
J.D. Eggleston

Background: Falling is the second leading cause of injury-related death worldwide and is a leading cause of injury among older adults. Whole-body vibration has been used to improve fall risk factors in older adults. No study has assessed if vibration benefits can be retained over time. Objectives: The aims of this study were to examine if six-weeks of whole-body vibration could improve fall risk factors and to assess if benefits associated with the training program could be sustained two months following the final training session. Design and Setting: Repeated measures randomized controlled design. Participants: Twenty-four independent living older adults were recruited and were randomly assigned to the WBV or control group. Intervention: Participants performed three sessions of whole-body vibration training per week with a vibration frequency of 20Hz or with only an audio recording of the vibration noise. An assessment of fall risk factors was performed prior to, immediately following, and two-months after the completion of the training program. Main Outcome Measures: Fall risk factors including functional capacity, mobility, strength, and walking speed were assessed pre-training, post-training, and two-months post-training. Results: Seventeen participants completed the study. No improvements (p<0.05) between groups were found in the measures of physical performance. Conclusions: Findings revealed that six weeks of whole-body vibration is not effective in improving fall risk factors or producing benefits post-training.


Author(s):  
Ričardas BUTKUS ◽  
Gediminas VASILIAUSKAS

Occupational noise, hand-arm and whole-body vibration are the main human health risk factors in various economic activity sectors including agriculture. Workers of agricultural sector are usually under increased risk as their exposure to these risk factors is usually longer than reference 8 hours. Moreover, most agricultural activities are related with the processes which include multiple equipment and machinery therefore noise and vibration exposure analysis is a complex issue which is usually undeservedly simplified. This problem can be emphasized by statistical data provided by State Labour Inspectorate of the Republic of Lithuania. Occupational diseases registered for farmers, agricultural and forestry workers consist 16 % of all those registered in Lithuania. Four of five occupational diseases registered in Lithuania are related to vibration and noise (musculoskeletal (66 %) and hearing loss (13 %) and has the increasing tendency over the last years. These tendencies demand a deeper analysis of noise and vibration exposure of farmers and farm workers as obtained results could help to specify the strategy or procedure to reduce negative exposure effects. The results reveal that noise exposure level usually exceed exposure action value of 80 dBA while hand-arm and whole-body vibration exposure limit value of 1.15 and 5 m/s2 respectively.


2020 ◽  
Vol 34 (4) ◽  
pp. 275-288 ◽  
Author(s):  
Feng Yang ◽  
Andrew J. Butler

Background. Controlled whole-body vibration (CWBV) training has been applied to people with stroke. However, it remains inconclusive if CWBV reduces fall risk in this population. Objective. To (1) assess the immediate and retention effects of CWBV training on fall risk factors in people at postacute and chronic stages of stroke and (2) examine if CWBV dosage is correlated with the effect size (ES) for 3 fall risk factors: body balance, functional mobility, and knee strength. Methods. Twelve randomized controlled trials were included. ES was calculated as the standardized mean difference, and meta-analyses were completed using a random-effects model. Results. CWBV training may lead to improved balance and mobility immediately after training (ES = 0.27, P = .03 for balance; ES = 0.34, P = .02 for mobility) but not at the 3-month follow-up test (ES = 0.02, P = .89 for balance; ES = 0.70, P = .11 for mobility). CWBV affects knee strength capacity with mild ES (ES = 0.08 and 0.11, respectively, for immediate and retention effect; P ≥ .68 for both). Metaregression indicated that the immediate ES is strongly correlated with training dosage for balance ( r = 0.649; P = .029) and mobility ( r = 0.785; P = .036). Conclusions. CWBV training may benefit balance and mobility immediately, but the training effect may not persist among people with stroke. Additionally, the CWBV dosage correlates with the ES for body balance and mobility. More high-quality studies are needed to determine the retention effects of CWBV training.


2005 ◽  
Vol 284 (3-5) ◽  
pp. 933-946 ◽  
Author(s):  
J. Hoy ◽  
N. Mubarak ◽  
S. Nelson ◽  
M. Sweerts de Landas ◽  
M. Magnusson ◽  
...  

2020 ◽  
Vol 99 (1) ◽  
pp. 80-80
Author(s):  
V. A. Shirokov ◽  
A. V. Potaturko ◽  
Nikita L. Terekhov ◽  
S. I. Solodushkin

Introduction. Spondylogenic back pain is common in the working-age population and often results in a working disability. In order to ensure professional decision-making and inform preventive measures, occupational risk factors for low back pain (LBP) need to be identified. Material and methods. Using a regular medical check-up examination data, we analyzed the prevalence and the odds ratio of LBP in 3215 individuals working in physically demanding jobs and exposed to physical inactivity and vibration. Results. No statistically significant differences in LBP prevalence were found between workers exposed to low total physical activity (PA), in and out of work, and those exposed to physical overwork (38.9% и 33.8% respectively). Physical inactivity in the workplace and hypodynamia during leisure-time cause similar effects and increase the risk of LBP by 1.5 times. A combination of occupational factors such as a constrained posture (class 3.1-3.2 according to the National Labor Legislation) and whole-body vibration increases LBP risk up to 78.7%. Whereas the combination of a constrained posture, prolonged sedentary position, and whole-body vibration, increases LBP prevalence up to 84.21% (OR: 80). Conclusions. The highest risk of LBP (OR: 80.0) was assigned to the combination of constrained posture, prolonged sedentary position, and whole-body vibration. The obtained data suggest that both low PA and physical overwork increase the risk of LBP, whereas moderate PA reduces it.


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