Effectiveness of combined exercise training to improve functional fitness in older adults: A randomized controlled trial

2014 ◽  
Vol 14 (4) ◽  
pp. 892-898 ◽  
Author(s):  
Nelson Sousa ◽  
Romeu Mendes ◽  
Catarina Abrantes ◽  
Jaime Sampaio ◽  
José Oliveira
2021 ◽  
Author(s):  
Anne Ribeiro Streb ◽  
Larissa dos Santos Leonel ◽  
Rodrigo Sudatti Delevatti ◽  
Claudia Regina Cavaglieri ◽  
Giovani Firpo Del Duca

Abstract BackgroundThe aim was to verify the effect of non-periodized and linear periodized combined (aerobic more resistance) exercise training on insulin resistance markers in adults with obesity. MethodsWas conducted a blinded randomized controlled trial with three groups of individuals with obesity (BMI, 30–39.9kg/m²): control group (CG, n=23), non-periodized group (NG, n=23), and linear periodized group (PG, n=23). The NG and PG performed aerobic and resistance exercises in the same session in aerobic-resistance order for 16 weeks. Both intervention groups trained three sessions weekly, with total duration of 60 minutes each. The aerobic training of the NG had duration of 30 min always between 50%–59% of the reserve heart rate (HRres), while resistance part was compost of 6 exercise, performed always in 2×10–12 maximum repetitions (RM). The PG progressed the aerobic and resistance training from 40%–49% to 60%–69% (HRres) and from 2×12–14 to 2×8–10 RM, respectively, along intervention period. The evaluated indicators of insulin resistance included fasting glucose, fasting insulin, and homeostasis model assessment-estimated insulin resistance (HOMA-IR) collected pre and post intervention. The analyses to verify the exercise training effect were performed using generalized estimating equations. ResultsAfter 16 weeks of training, per protocol analysis (n=39) showed significant reductions in HOMA-IR only in the training groups (NG: ∆=-1.6, PG: ∆=-0.6; p=0.094). Intention-to-treat analysis demonstrated significant reductions in fasting insulin levels (NG: ∆=-1.4, PG: ∆=-1.0; p=0.004) and HOMA-IR (NG: ∆=-5.5, PG: ∆=-3.8; p=0.002). ConclusionPeriodized and non-periodized combined exercise training reduces similarly insulin resistance markers in adults with obesity. Trial registration: Brazilian Registry of Clinical Trials, RBR-3c7rt3. Registered 07 February 2019 - https://ensaiosclinicos.gov.br/trial/5970/1


2020 ◽  
Author(s):  
Anne Ribeiro Streb ◽  
Larissa dos Santos Leonel ◽  
Rodrigo Sudatti Delevetti ◽  
Claúdia Regina Cavaglieri ◽  
Giovani Firpo Del Duca

Abstract Background The aim was to verify the effect of non-periodized and linear periodized combined (aerobic more resistance) exercise training on insulin resistance markers in adults with obesity. Methods Was conducted a blinded randomized controlled trial with three groups of individuals with obesity (BMI, 30–39.9 kg/m²): control group (CG, n = 23), non-periodized group (NG, n = 23), and periodized group (PG, n = 23). The NG and PG performed aerobic and resistance exercises in the same session in aerobic-resistance order for 16 weeks. Both intervention groups trained three sessions weekly, with total duration of 60 minutes each. The aerobic training of the NG had duration of 30 min always between 50–59% of the reserve heart rate (HRres), while resistance part was compost of 6 exercise, performed always in 2 × 10–12 maximum repetitions (RM). The PG progressed the aerobic and resistance training from 40–49% to 60–69% (HRres) and from 2 × 12–14 to 2 × 8–10 RM, respectively, along intervention period. The evaluated indicators of insulin resistance included fasting glucose, fasting insulin, and homeostasis model assessment-estimated insulin resistance (HOMA-IR) collected pre and post intervention. The analyses to verify the exercise training effect were performed using generalized estimating equations. Results After 16 weeks of training, per protocol analysis (n = 39) showed significant reductions in HOMA-IR only in the training groups (NG: ∆=-1.6, PG: ∆=-0.6; p = 0.094). Intention-to-treat analysis demonstrated significant reductions in fasting insulin levels (NG: ∆=-1.4, PG: ∆=-1.0; p = 0.004) and HOMA-IR (NG: ∆=-5.5, PG: ∆=-3.8; p = 0.002). Conclusion Periodized and non-periodized combined exercise training reduces similarly insulin resistance markers in adults with obesity.


Author(s):  
Mareike Morat ◽  
Oliver Faude ◽  
Henner Hanssen ◽  
Sebastian Ludyga ◽  
Jonas Zacher ◽  
...  

Exercise training effectively mitigates aging-induced health and fitness impairments. Traditional training recommendations for the elderly focus separately on relevant physiological fitness domains, such as balance, flexibility, strength and endurance. Thus, a more holistic and functional training framework is needed. The proposed agility training concept integratively tackles spatial orientation, stop and go, balance and strength. The presented protocol aims at introducing a two-armed, one-year randomized controlled trial, evaluating the effects of this concept on neuromuscular, cardiovascular, cognitive and psychosocial health outcomes in healthy older adults. Eighty-five participants were enrolled in this ongoing trial. Seventy-nine participants completed baseline testing and were block-randomized to the agility training group or the inactive control group. All participants undergo pre- and post-testing with interim assessment after six months. The intervention group currently receives supervised, group-based agility training twice a week over one year, with progressively demanding perceptual, cognitive and physical exercises. Knee extension strength, reactive balance, dual task gait speed and the Agility Challenge for the Elderly (ACE) serve as primary endpoints and neuromuscular, cognitive, cardiovascular, and psychosocial meassures serve as surrogate secondary outcomes. Our protocol promotes a comprehensive exercise training concept for older adults, that might facilitate stakeholders in health and exercise to stimulate relevant health outcomes without relying on excessively time-consuming physical activity recommendations.


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