564 RELATIONSHIPS AMONG NUTRIENT INTAKE, BODY COMPOSITION, AND SLOPES OF BONE MINERAL DENSITY IN PREMENOPAUSAL WOMEN

1993 ◽  
Vol 25 (Supplement) ◽  
pp. S101
Author(s):  
L. Houtkooper ◽  
C. Ritenbaugh ◽  
M. Aickin ◽  
T. Lohman ◽  
S. Going ◽  
...  
2007 ◽  
Vol 39 (Supplement) ◽  
pp. S219-S220
Author(s):  
Rebecca A. Battista ◽  
McKenzie K. Peckman ◽  
Carl Foster ◽  
Chris Dodge ◽  
Margaret A. Maher ◽  
...  

1994 ◽  
Vol 26 (Supplement) ◽  
pp. S215
Author(s):  
C. Blanchet ◽  
S. Dodin ◽  
G. Theriault ◽  
J. Raymond ◽  
V. Page ◽  
...  

2003 ◽  
Vol 73 (1) ◽  
pp. 27-32 ◽  
Author(s):  
M. Blum ◽  
S. S. Harris ◽  
A. Must ◽  
E. N. Naumova ◽  
S. M. Phillips ◽  
...  

1998 ◽  
Vol 15 (4) ◽  
pp. 345-356
Author(s):  
Manny Felix ◽  
Jeff McCubbin ◽  
Janet Shaw

Many women with mild to moderate mental retardation (MMR) exhibit low levels of physical activity, muscle strength, and muscle mass, which place these individuals at risk for osteoporosis. Bone mineral density (BMD), the primary index of osteoporosis, of the femoral neck and the whole body was measured in premenopausal women with (M age = 28.14 ± 8.43) and without (M age = 29.64 ± 10.86) mental retardation (MMR and NMR, respectively). Multivariate analyses revealed no differences (p > .05) between groups (MMR = 16, NMR = 16) for BMD values. Significant differences existed (p < .05) between groups on body composition and muscle strength variables. In the MMR group, significant positive relationships (p < .05) were found between lean muscle mass and both femoral neck (r = .74) and whole body (r = .81) BMD. Unaccounted lifestyle factors may have contributed to nonsignificant BMD values between groups.


2013 ◽  
Vol 2013 ◽  
pp. 1-7 ◽  
Author(s):  
Fernando D. Saraví ◽  
Fabiana Sayegh

Weight-bearing and resistance physical activities are recommended for osteoporosis prevention, but it is unclear whether an intensity level above current recommendations has a positive effect on adult premenopausal women. Body composition and bone mineral density (BMD) by DXA were compared in three groups of women as follows: Sedentary, Maintenance exercise, and federated Sport Team (n=16for each group). Physical activity was estimated from the International Physical Activity Questionnaire (IPAQ). The groups did not differ in age, height, weight, or body mass index. Bone mineral content and non-fat soft tissue mass were higher and fat mass was lower in the Sport Team group than in the other groups. The same was true for BMD of total skeleton, lumbar spine, femoral neck, and total hip. A test for linear trend of body composition and BMD showed significant results when including all three groups. Simple and multiple regression analyses showed significant associations between physical activity level (or alternatively, years of participation in programmed physical activity) and bone mass measures at all sites except for the middle third of radius. It is concluded that a level of physical activity higher than that usually recommended benefits bone health in adult premenopausal women.


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