Acute Effects of Morning versus Afternoon Resistance Exercise on Glycemia in Type 1 Diabetes

2017 ◽  
Vol 41 (5) ◽  
pp. S64 ◽  
Author(s):  
Saeed Reza Toghi Eshghi ◽  
Jane E. Yardley
2021 ◽  
pp. 100895
Author(s):  
Jens Christian Laursen ◽  
Niels Søndergaard-Heinrich ◽  
Joana Mendes Lopes de Melo ◽  
Bryan Haddock ◽  
Ida Kirstine Bull Rasmussen ◽  
...  

Diabetology ◽  
2021 ◽  
Vol 2 (4) ◽  
pp. 176-189
Author(s):  
Morgan T. Jones ◽  
Elroy J. Aguiar ◽  
Lee J. Winchester

Individuals with type 1 diabetes suffer from impaired angiogenesis, decreased capillarization, and higher fatigability that influence their muscular system beyond the detriments caused by decreased glycemic control. In order to combat exacerbations of these effects, the American Diabetes Association recommends that individuals with type 1 diabetes participate in regular resistance exercise. However, traditional resistance exercise only induces hypertrophy when loads of ≥65% of an individual’s one repetition maximum are used. Combining blood flow restriction with resistance exercise may serve as a more efficient means for stimulating anabolic pathways that result in increased protein synthesis and angiogenesis at lower loads, while also promoting better glycemic control. The purpose of this paper is to provide a review on the literature surrounding the benefits of resistance exercise, specifically for individuals with type 1 diabetes, and postulate potential effects of combining resistance exercise with blood flow restriction in this clinical population.


2014 ◽  
Vol 22 (1) ◽  
pp. 75-87 ◽  
Author(s):  
Ana Paula S. Silveira ◽  
Claudio Melibeu Bentes ◽  
Pablo B. Costa ◽  
Roberto Simão ◽  
Francicarlos C. Silva ◽  
...  

2020 ◽  
Vol 19 (1) ◽  
pp. 16
Author(s):  
Leandro Paim Da Cruz Carvalho ◽  
Samira Socorro Nunes De Souza ◽  
Djenane Cristovam Souza ◽  
Flávio De Souza Araujo ◽  
Ferdinando Oliveira Carvalho ◽  
...  

 Introduction: Type 1 diabetes is an autoimmune disease that results in the destruction of pancreatic beta cells, implying the use of insulin therapy to maintain adequate blood glucose levels. When stimulated by physical exercise, glycemic homeostasis becomes impaired, providing complications in the daily lives of this population, constituting a barrier to physical exercise practice. Objective: To evaluate the glycemic safety of a resistance exercise session of moderate intensity in people with type 1 diabetes. Methods: 12 people with type 1 diabetes (7 men), performed a resistance exercise session of moderate intensity at 60% of 1 RM consisting of 7 exercises. Capillary blood glucose was assessed at the pre-session (GP), immediately after (G IA) and 20 minutes after (G 20). ANOVA for repeated measures was performed (p <0.05). Results: In the absolute values of glycemia, no significant differences were found (P = 0.061). However, when checking the delta blood glucose variation, a difference was found between G IA and G20 vs GP (P <0.05). Clinically important reductions above 20mg / dl (PI: ~ 37mg / dl; 20P: ~ 45mg / dl) without providing hypoglycemia. Conclusion: A moderate-intensity resistance exercise session proved to be safe from a glycemic point of view in people with type 1 diabetes.Keywords: diabetes mellitus type 1, resistance training, exercise. 


2019 ◽  
Vol 104 (11) ◽  
pp. 5217-5224 ◽  
Author(s):  
Saeed Reza Toghi-Eshghi ◽  
Jane E Yardley

Abstract Objective To determine the effect of morning exercise in the fasting condition vs afternoon exercise on blood glucose responses to resistance exercise (RE). Research Design and Methods For this randomized crossover design, 12 participants with type 1 diabetes mellitus [nine females; aged 31 ± 8.9 years; diabetes duration, 19.1 ± 8.3 years; HbA1c, 7.4% ± 0.8% (57.4 ± 8.5 mmol/mol)] performed ∼40 minutes of RE (three sets of eight repetitions, seven exercises, at the individual’s predetermined eight repetition maximum) at either 7 am (fasting) or 5 pm. Sessions were performed at least 48 hours apart. Venous blood samples were collected immediately preexercise, immediately postexercise, and 60 minutes postexercise. Interstitial glucose was monitored overnight postexercise by continuous glucose monitoring (CGM). Results Data are presented as mean ± SD. Blood glucose rose during fasting morning exercise (9.5 ± 3.0 to 10.4 ± 3.0 mmol/L), whereas it declined with afternoon exercise (8.2 ± 2.5 to 7.4 ± 2.6 mmol/L; P = 0.031 for time-by-treatment interaction). Sixty minutes postexercise, blood glucose concentration was significantly higher after fasting morning exercise than after afternoon exercise (10.9 ± 3.2 vs 7.9 ± 2.9 mmol/L; P = 0.019). CGM data indicated more glucose variability (2.7 ± 1.1 vs 2.0 ± 0.7 mmol/L; P = 0.019) and more frequent hyperglycemia (12 events vs five events; P = 0.025) after morning RE than after afternoon RE. Conclusions Compared with afternoon RE, morning (fasting) RE was associated with distinctly different blood glucose responses and postexercise profiles.


2019 ◽  
Vol 32 (12) ◽  
pp. 1341-1350 ◽  
Author(s):  
Junghwan Suh ◽  
Han Saem Choi ◽  
Ahreum Kwon ◽  
Hyun Wook Chae ◽  
Soyong Eom ◽  
...  

Abstract Background Previous studies investigating the beneficial effects of exercise in type 1 diabetes mellitus (T1DM) are relatively insufficient compared to studies on type 2 diabetes mellitus (T2DM), due to the fear of hypoglycemia. Recently, several researchers have reported that combined aerobic and resistance exercise prevents hypoglycemia during and after exercise. Furthermore, exercise has been shown to have beneficial effects on the psychological status of patients with various diseases. The aim of this study was to evaluate the effect of combined aerobic and resistance exercise in adolescents with T1DM. Methods Thirty-five type 1 diabetic patients were enrolled, and subjects were divided into either an exercise group or a control group. Thirty patients (20 patients in the exercise group, 10 patients in the control group) completed the study. The exercise program was performed for 1 h at a time, once a week, for 12 weeks. Study parameters were evaluated at baseline and 3 months after baseline evaluation. Results Combined aerobic and resistance exercise better controlled the body mass index (BMI), and also improved maximum muscular strength and maximum exercise intensity. On psychological tests, subjects’ attention and quality of life showed improving tendency, while their stress and behavioral problems diminished. The number of exercise events increased in the training group, while the daily total insulin dose and glycated hemoglobin (HbA1c) level showed no significant changes. Conclusions A 12-week structured exercise program consisting of aerobic and resistance exercises improves cardiovascular, neurocognitive and psychobehavioral functions, and positively helps lifestyle modification in patients with T1DM.


2020 ◽  
Vol 44 (3) ◽  
pp. 267-273.e1 ◽  
Author(s):  
Nicole K. Brockman ◽  
Ronald J. Sigal ◽  
Glen P. Kenny ◽  
Michael C. Riddell ◽  
Bruce A. Perkins ◽  
...  

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