Moderate intensity swimming training on bone mineral density preservation under food restriction in female rats
Motriz (Online)
; 26(4): e10200062, 2020. tab, graf
Article
in En
| LILACS
| ID: biblio-1143315
Responsible library:
BR1.1
ABSTRACT
Abstract Aim:
To investigate the effect of moderate-intensity swimming training on bone mineral density under a 20% food restriction (FR) schedule for 12 weeks in female rats.Methods:
Forty female Wistar rats were distributed into four groups control (CG), exercised (EG), food restriction (FRG), and food restriction/exercised (FREG). At 95 days. the animals were subjected to aquatic adaptation and then performed the critical load test to individually determine the critical load intensity (CLi, % of body mass). Exercised groups swam 5 days a week, 30 minutes daily with weekly adjustment of the load equivalent to 80% of the CLi. The FR schedule was 20% in relation to CG and started concomitantly with physical training (PT). After 12 weeks, visceral fat weight was recorded and the femur was collected for biophysical and biomechanical analysis.Results:
FR and exercise training promoted visceral fat reduction (p<0.01). FR reduced bone mineral density (p<0.01), while exercise training prevented such reduction. On the other hand, FR and exercise training did not promote significant changes in biomechanical parameters of the femur.Conclusion:
Exercise training at moderate intensity was efficient in preserving bone mineral density despite long term of FR at 20%.Key words
Full text:
1
Collection:
01-internacional
Database:
LILACS
Main subject:
Exercise
/
Adipose Tissue
/
Energy Metabolism
Limits:
Animals
Language:
En
Journal:
Motriz (Impresso)
/
Motriz (Online)
/
Motriz rev. educ. fís. (Impr.)
/
Motriz rev. educ. fís. (Online)
/
Motriz, Journal of Physical Education
/
Motriz. Revista de Educação Física
Journal subject:
EducaÆo F¡sica e Treinamento
/
Medicina Esportiva
/
Medicina F¡sica e ReabilitaÆo
Year:
2020
Document type:
Article
Affiliation country:
Brazil
Country of publication:
Brazil