Can intensity in strength training change caloric expenditure? Systematic review and meta‐analysis

2019 ◽  
Vol 40 (2) ◽  
pp. 55-66
Author(s):  
Gustavo Allegretti João ◽  
Daniel Rodriguez ◽  
Lucas D. Tavares ◽  
Nelson Carvas Junior ◽  
Maria Luiza Miranda ◽  
...  
2019 ◽  
Vol 51 (Supplement) ◽  
pp. 322
Author(s):  
Aylton Figueira Junior ◽  
Daniel Rodrigues ◽  
Ruy Calheiros Neto ◽  
Aquiles Yañes ◽  
Thiago Ferreira ◽  
...  

2020 ◽  
Author(s):  
José Afonso ◽  
João Moscão ◽  
Tiago Rocha ◽  
Rodrigo Zacca ◽  
Alexandre Martins ◽  
...  

2019 ◽  
Vol 16 (6) ◽  
pp. 477-491 ◽  
Author(s):  
Rochelle Rocha Costa ◽  
Adriana Cristine Koch Buttelli ◽  
Alexandra Ferreira Vieira ◽  
Leandro Coconcelli ◽  
Rafael de Lima Magalhães ◽  
...  

Background: The aim of this study was to perform a systematic review with meta-analysis and meta-regressions evaluating the effects of isolated strength training (ST), compared with a control group, on total cholesterol (TC), triglycerides (TG), low-density (LDL), high-density lipoprotein (HDL), C-reactive protein (CRP), and adiponectin of adults. Methods: Embase, PubMed, Cochrane, and Scopus data sources were searched up to May 2017. Clinical trials that compared ST with a control group of adults older than 18 years, which evaluated blood TC, TG, LDL, HDL, CRP, or adiponectin as an outcome were included. Random effect was used and the effect size (ES) was calculated by using the standardized mean difference with a 95% confidence interval. Results: ST promotes a reduction in TC (ES: −0.399; P < .001), TG (ES: −0.204; P = .002), LDL (ES: −0.451; P < .001), and CRP (ES: −0.542; P = .01) levels. In addition, ST is associated to an increase in HDL (ES: 0.363; P < .001) and adiponectin concentrations (ES: 1.105; P = .01). Conclusion: ST promotes decreases in TC, TG, LDL, and CRP levels and increases HDL and adiponectin concentrations. Thus, progressive ST could be a potential therapeutic option for improving abnormalities in lipid and inflammatory outcomes in adults.


2019 ◽  
Vol 30 (5) ◽  
pp. 463-476 ◽  
Author(s):  
Joel Mason ◽  
Ashlyn K. Frazer ◽  
Alan J. Pearce ◽  
Alicia M. Goodwill ◽  
Glyn Howatson ◽  
...  

Abstract Several studies have used transcranial magnetic stimulation to probe the corticospinal-motoneuronal responses to a single session of strength training; however, the findings are inconsistent. This systematic review and meta-analysis examined whether a single bout of strength training affects the excitability and inhibition of intracortical circuits of the primary motor cortex (M1) and the corticospinal-motoneuronal pathway. A systematic review was completed, tracking studies between January 1990 and May 2018. The methodological quality of studies was determined using the Downs and Black quality index. Data were synthesised and interpreted from meta-analysis. Nine studies (n=107) investigating the acute corticospinal-motoneuronal responses to strength training met the inclusion criteria. Meta-analyses detected that after strength training compared to control, corticospinal excitability [standardised mean difference (SMD), 1.26; 95% confidence interval (CI), 0.88, 1.63; p<0.0001] and intracortical facilitation (ICF) (SMD, 1.60; 95% CI, 0.18, 3.02; p=0.003) were increased. The duration of the corticospinal silent period was reduced (SMD, −17.57; 95% CI, −21.12, −14.01; p=0.00001), but strength training had no effect on the excitability of the intracortical inhibitory circuits [short-interval intracortical inhibition (SICI) SMD, 1.01; 95% CI, −1.67, 3.69; p=0.46; long-interval intracortical inhibition (LICI) SMD, 0.50; 95% CI, −1.13, 2.13; p=0.55]. Strength training increased the excitability of corticospinal axons (SMD, 4.47; 95% CI, 3.45, 5.49; p<0.0001). This systematic review and meta-analyses revealed that the acute neural changes to strength training involve subtle changes along the entire neuroaxis from the M1 to the spinal cord. These findings suggest that strength training is a clinically useful tool to modulate intracortical circuits involved in motor control.


2018 ◽  
Vol 7 (12) ◽  
pp. 503 ◽  
Author(s):  
Anne Reimers ◽  
Guido Knapp ◽  
Carl-Detlev Reimers

Resting heart rate (RHR) is positively related with mortality. Regular exercise causes a reduction in RHR. The aim of the systematic review was to assess whether regular exercise or sports have an impact on the RHR in healthy subjects by taking different types of sports into account. A systematic literature research was conducted in six databases for the identification of controlled trials dealing with the effects of exercise or sports on the RHR in healthy subjects was performed. The studies were summarized by meta-analyses. The literature search analyzed 191 studies presenting 215 samples fitting the eligibility criteria. 121 trials examined the effects of endurance training, 43 strength training, 15 combined endurance and strength training, 5 additional school sport programs. 21 yoga, 5 tai chi, 3 qigong, and 2 unspecified types of sports. All types of sports decreased the RHR. However, only endurance training and yoga significantly decreased the RHR in both sexes. The exercise-induced decreases of RHR were positively related with the pre-interventional RHR and negatively with the average age of the participants. From this, we can conclude that exercise—especially endurance training and yoga—decreases RHR. This effect may contribute to a reduction in all-cause mortality due to regular exercise or sports.


2020 ◽  
Vol 30 (5) ◽  
pp. 837-848 ◽  
Author(s):  
Birk Mygind Grønfeldt ◽  
Jakob Lindberg Nielsen ◽  
Rune Mygind Mieritz ◽  
Hans Lund ◽  
Per Aagaard

2020 ◽  
Vol 72 (12) ◽  
pp. 1703-1718 ◽  
Author(s):  
Chun‐De Liao ◽  
Hung‐Chou Chen ◽  
Yu‐Chi Kuo ◽  
Jau‐Yih Tsauo ◽  
Shih‐Wei Huang ◽  
...  

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