Vitamin C and E supplementation blunts increases in total lean body mass in elderly men after strength training

2015 ◽  
Vol 26 (7) ◽  
pp. 755-763 ◽  
Author(s):  
T. Bjørnsen ◽  
S. Salvesen ◽  
S. Berntsen ◽  
K. J. Hetlelid ◽  
T. H. Stea ◽  
...  
2019 ◽  
Vol 9 (1) ◽  
pp. 23-28
Author(s):  
Juliia V. Lavrishcheva ◽  
Aleksandr A. Jakovenko

The aim. To conduct a comparative analysis of the effectiveness of methods for assessing lean body mass in haemodialysis patients. Patients and methods. A total of 317 patients receiving treatment with programmatic bicarbonate haemodialysis in 9 haemodialysis centers in 5 regions of the European part of the Russian Federation were examined for 8.2 ± 5.1 years, among them 171 women and 146 men, the average age was 57.1 ± 11.3 years. Dual-energy X-ray absorptiometry and bioimpedancemetry were used to assess lean body mass. Results. The results of determining the total lean body mass obtained from the results of dual-energy X-ray absorptiometry and bioimpedancemetry were compared using the Bland-Altman method. The correlation coefficient between the indicators was r = 0.994, p < 0.0001, delta (M ± σ) was –0.48 ± 0.91 kg, CI 95% (–0.71)–(–0.26) kg. Conclusion. Dual-energy X-ray absorptiometry has no significant advantages compared with bioimpedancemetry when evaluating lean body mass in haemodialysis patients.


2007 ◽  
Vol 92 (8) ◽  
pp. 3171-3176 ◽  
Author(s):  
Gregory Livshits ◽  
Bernet S. Kato ◽  
Scott G. Wilson ◽  
Tim D. Spector

1998 ◽  
Vol 315 (3) ◽  
pp. 188-193
Author(s):  
Adil A. Abbasi ◽  
Dale E. Mattson ◽  
Edmund H. Duthie ◽  
Charles Wilson ◽  
Lois Sheldahl ◽  
...  

2017 ◽  
Vol 28 (12) ◽  
pp. 3451-3462 ◽  
Author(s):  
A. M. Faure ◽  
K. Fischer ◽  
B. Dawson-Hughes ◽  
A. Egli ◽  
H. A. Bischoff-Ferrari

1998 ◽  
Vol 315 (3) ◽  
pp. 188-193 ◽  
Author(s):  
ADIL A. ABBASI ◽  
DALE E. MATTSON ◽  
EDMUND H. DUTHIE ◽  
CHARLES WILSON ◽  
LOIS SHELDAHL ◽  
...  

Author(s):  
Bruno Affonso Parenti de Oliveira ◽  
Fabrício Eduardo Rossi ◽  
Camila Buonani ◽  
Tiego Aparecido Diniz ◽  
Paula Alves Monteiro ◽  
...  

DOI: http://dx.doi.org/10.5007/1980-0037.2016v18n3p268 Different types of physical activity programs have been used with the purpose of improving body composition and increasing resting energy expenditure (REE) in obese adolescents. The aim of the present study was to compare the effects of two training models on REE and body composition in this population. The study included 20 obese male adolescents, who were randomly assigned to follow two training models: strength training (n=8, age=13,4±1.0) and functional training (n=12, age= 13.0±1.1). Body composition variables were estimated by dual-energy X-ray absorptiometry. REE was assessed by indirect calorimetry using the QUARK-PFT equipment (COSMED, Rome, Italy). The training protocol consisted of 30 minutes of aerobic training followed by 30 minutes of strength training (ST) or functional training (FT), both with a duration of 20 weeks. There were no significant differences between the two training models with regard to body composition (fat mass, FT= -7.6±5.5% vs. ST= -8.9±6.2%; p=0.620), (lean body mass, FT= 9.0±5.3% vs. ST= 6.8±6.7%; p=0.431) and to REE (FT= 19.6±15.3% vs. ST= 10.7±24.5%; p=0.331). Moreover, lean body mass (p=0.01) and fat mass (0.01) had an influence on REE. No differences were observed between the two training models, but both were effective in improving body composition and increasing REE in obese adolescents. Furthermore, the present study showed the importance of systematic physical training, since lean body mass and fat mass contributed to the increase in REE after the training period. 


2020 ◽  
Vol 4 (7) ◽  
Author(s):  
Rita R Kalyani ◽  
E Jeffrey Metter ◽  
Qian-Li Xue ◽  
Josephine M Egan ◽  
Chee W Chia ◽  
...  

Abstract Context Older adults have the greatest burden of diabetes; however, the contribution of age-related muscle loss to its development remains unclear. Objective We assessed the relationship of lean body mass with aging to incident diabetes in community-dwelling adults. Design and Setting We studied participants in the Baltimore Longitudinal Study of Aging with median follow-up of 7 years (range 1-16). Cox proportional hazard models with age as the time scale were used. Time-dependent lean body mass measures were updated at each follow-up visit available. Participants Participants included 871 men and 984 women without diabetes who had  ≥ 1 assessment of body composition using dual x-ray absorptiometry. Main Outcomes Incident diabetes, defined as self-reported history and use of glucose-lowering medications; or fasting plasma glucose ≥ 126 mg/dL and 2-hour oral glucose tolerance test glucose ≥ 200 mg/dL either at the same visit or 2 consecutive visits. Results The baseline mean [standard deviation] age was 58.9  [17.3] years. Men and women with a higher percentage of total lean body mass had lower fasting and 2-hour glucose levels, and less prediabetes (all P &lt; 0.01). Among men, comparing highest versus lowest quartiles, percentage of total lean body mass (hazard ratio [HR],  0.46; 95% confidence interval, 0.22-0.97), percentage leg lean mass (HR, 0.38; 0.15-0.96), and lean-to-fat mass ratio (HR, 0.39; 0.17-0.89) were inversely associated with incident diabetes after accounting for race and attenuated after adjustment for height and weight. Conversely, absolute total lean body mass was positively associated with incident diabetes among women, with similar trends in men. No associations were observed with muscle strength or quality. Conclusions Relatively lower lean body mass with aging is associated with incident diabetes in men and partially related to anthropometrics, but not so in women.


1994 ◽  
Vol 40 (5) ◽  
pp. 653-661 ◽  
Author(s):  
Daniel Rudman ◽  
Paul J. Drinka ◽  
Charles R. Wilsont ◽  
Dale E. Mattson ◽  
Francis Scherman ◽  
...  

2017 ◽  
Vol 117 (6) ◽  
pp. 1073-1084 ◽  
Author(s):  
Astrid Kamilla Stunes ◽  
Unni Syversen ◽  
Sveinung Berntsen ◽  
Gøran Paulsen ◽  
Tonje H. Stea ◽  
...  

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