Physical Activity and Nutrition

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Original Article

March 31, 2021

Effects of partial sleep deprivation after prolonged exercise on metabolic responses and exercise performance on the following day

Aoi Mamiya, Ikuhiro Morii, Kazushige Goto

Phys Act Nutr. 2021;25(1):1-6.

[Purpose] We determined the effect of partial sleep deprivation (PSD) after an exercise session on exercise performance on the following morning. [Methods] Eleven male athletes performed either a normal sleep trial...

Review Article

March 31, 2021

Effect of sodium bicarbonate supplementation on two different performance indicators in sports: a systematic review with meta-analysis

Ramon Souza Lino, Laura Souza Lagares, Caio Victor Coutinho Oliveira, et al.

Phys Act Nutr. 2021;25(1):7-15.

[Purpose] Sodium bicarbonate shows ergogenic potential in physical exercise and sports activities, although there is no strong evidence which performance markers show the greatest benefit from this supplement. This study...

Original Article

March 31, 2021

Relationship between plasma asymmetric dimethylarginine and nitric oxide levels affects aerobic exercise training-induced reduction of arterial stiffness in middle-aged and older adults

Mio Shimomura, Shumpei Fujie, Kiyoshi Sanada, et al.

Phys Act Nutr. 2021;25(1):16-22.

[Purpose] Aerobic exercise training (AT) reverses aging-induced deterioration of arterial stiffness via increased arterial nitric oxide (NO) production. Asymmetric dimethylarginine (ADMA), an endogenous inhibitor of NO synthase, was decreased by...

Original Article

March 31, 2021

Prediction of non-exercise activity thermogenesis (NEAT) using multiple linear regression in healthy Korean adults: a preliminary study

Won-Sang Jung, Hun-Young Park, Sung-Woo Kim, et al.

Phys Act Nutr. 2021;25(1):23-29.

[Purpose] This preliminary study aimed to develop a regression model to estimate the non-exercise activity thermogenesis (NEAT) of Korean adults using various easy-to-measure dependent variables. [Methods] NEAT was measured in 71...

Original Article

March 31, 2021

Applications of proportional odds ordinal logistic regression models and continuation ratio models in examining the association of physical inactivity with erectile dysfunction among type 2 diabetic patients

Anil C. Mathew, Elbin Siby, Amal Tom, et al.

Phys Act Nutr. 2021;25(1):30-34.

[Purpose] Many studies have observed a high prevalence of erectile dysfunction among individuals performing physical activity in less leisure-time. However, this relationship in patients with type 2 diabetic patients is...

Original Article

March 31, 2021

Estimating excess post-exercise oxygen consumption using multiple linear regression in healthy Korean adults: a pilot study

Won-Sang Jung, Hun-Young Park, Sung-Woo Kim, et al.

Phys Act Nutr. 2021;25(1):35-41.

[Purpose] This pilot study aimed to develop a regression model to estimate the excess post-exercise oxygen consumption (EPOC) of Korean adults using various easy-to-measure dependent variables. [Methods] The EPOC and dependent...

Original Article

March 31, 2021

Marine phytoplankton improves recovery and sustains immune function in humans and lowers proinflammatory immunoregulatory cytokines in a rat model

Matthew Sharp, Jacob Wilson, Matthew Stefan, et al.

Phys Act Nutr. 2021;25(1):42-55.

[Purpose] This study investigated the effects of marine phytoplankton supplementation (Oceanix®, Tetraselmis chuii) on 1) maximal isometric strength and immune function in healthy humans following a oneweek high-intensity resistance-training program...

Current Issue: Volume 25(1); Mar 2021

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