scholarly journals The association of context-specific sitting time and physical activity intensity to working memory capacity and academic achievement in young adults

2017 ◽  
Vol 27 (4) ◽  
pp. 741-746 ◽  
Author(s):  
Mireia Felez-Nobrega ◽  
Charles H. Hillman ◽  
Eva Cirera ◽  
Anna Puig-Ribera
2009 ◽  
Vol 102 (5) ◽  
pp. 2744-2754 ◽  
Author(s):  
J. Bo ◽  
V. Borza ◽  
R. D. Seidler

Numerous studies have shown that older adults exhibit deficits in motor sequence learning, but the mechanisms underlying this effect remain unclear. Our recent work has shown that visuospatial working-memory capacity predicts the rate of motor sequence learning and the length of motor chunks formed during explicit sequence learning in young adults. In the current study, we evaluate whether age-related deficits in working memory explain the reduced rate of motor sequence learning in older adults. We found that older adults exhibited a correlation between visuospatial working-memory capacity and motor sequence chunk length, as we observed previously in young adults. In addition, older adults exhibited an overall reduction in both working-memory capacity and motor chunk length compared with that of young adults. However, individual variations in visuospatial working-memory capacity did not correlate with the rate of learning in older adults. These results indicate that working memory declines with age at least partially explain age-related differences in explicit motor sequence learning.


2013 ◽  
Vol 82 ◽  
pp. 608-613 ◽  
Author(s):  
Rezaei Kargar Flor ◽  
Kalantar Choreishi Monir ◽  
Ajilchi Bita ◽  
Noohi Shahnaz

2014 ◽  
Vol 11 (7) ◽  
pp. 1415-1419 ◽  
Author(s):  
Carlos Ayan ◽  
Jose Cancela Carral ◽  
Carlos Montero

Background:The relationship between physical activity (PA) and academic performance has been previously studied. However, there is a need to determine if the intensity of the PA performed and its predominant metabolic pathway show any degree of association with the academic achievement.Methods:Cross-sectional data were gathered from Spanish young competitive swimmers. Academic achievement was based on individual grades for each student; the PA level was measured by means of the Physical Activity Questionnaire for Adolescents. Swimmers were classified according to the preferential energetic cost of the event in which they competed.Results:A total of 254 swimmers finished the study; 62.8% of them were considered moderate active. The statistical analysis showed that the higher the level of PA performed, the better the average grades achieved. This relationship was significant among the girls (P = .04). No significant differences were found regarding the influence of the kind of swimming event. However, taking part in aerobic events proved to have a significant influence on the academic achievement for girls (P = .01).Conclusion:The link between academic achievement and PA depends on the intensity in which the PA is performed, as well as on its predominant metabolic pathway. However, such associations seem to be gender-dependent.


2017 ◽  
Vol 49 (5S) ◽  
pp. 211
Author(s):  
Mireia Felez-Nobrega ◽  
Charles H. Hillman ◽  
Eva Cirera-Viñolas ◽  
Anna Puig-Ribera

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