scholarly journals Examination of Factors Related to Bone Mineral Density in Female High School Long Distance Runners and Sprinters

2017 ◽  
Vol 70 (1) ◽  
pp. 9-15
Author(s):  
Aoi Ikedo ◽  
Aya Ishibashi ◽  
Saori Matsumiya ◽  
Aya Kaizaki ◽  
Atsushi Yuhaku ◽  
...  
2004 ◽  
Vol 36 (Supplement) ◽  
pp. S37
Author(s):  
Mandra Lawson ◽  
Jeanne Nichols ◽  
Hava-Shoshana Barkai ◽  
Mitchell Rauh ◽  
Susan Levy ◽  
...  

2016 ◽  
Vol 48 ◽  
pp. 1008
Author(s):  
Aoi Ikedo ◽  
Aya Ishibashi ◽  
Saori Matsumiya ◽  
Aya Kaizaki ◽  
Kumiko Ebi ◽  
...  

2018 ◽  
Vol 50 (5S) ◽  
pp. 753
Author(s):  
Ronald Otterstetter ◽  
Jordan T. Olson ◽  
Marissa N. Baranauskas ◽  
Brian Miller ◽  
Michelle M. Boltz ◽  
...  

2019 ◽  
Vol 27 (2) ◽  
pp. 92-94
Author(s):  
Angelica Castilho Alonso ◽  
Rita de Cássia Ernandes ◽  
Regina Helena Marques Pereira ◽  
Ricardo André Becker ◽  
Adriana Machado-Lima ◽  
...  

ABSTRACT Objective: To evaluate bone mineral density (BMD) and body composition over a six-year period in elderly long-distance runners. Methods: We analyzed the medical records of elderly athletes who were long-distance runners, were participants of the IOT-HCFMUSP Orthogeriatric Group, and had their BMD evaluated between 2001 and 2007; of these athletes, 11 were included in the study. Inclusion criteria: athletes should be long-distance runners, should not stop long-distance running during the six-year period, and should have undergone BMD and body composition evaluations. Body composition was evaluated using bone densitometry with dual-energy X-ray absorptiometry with a Lunar-DPX device. Results: Over the six-year period, body composition remained stable, but there was a significant increase only in the fat percentage (p = 0.003). Conclusion: Long-distance running may maintain BMD but may lead to an increase in the fat percentage in elderly runners. Level of Evidence II; Prognostic Study - Investigating the Effect of Patient Characteristics on Disease Outcome.


2007 ◽  
Vol 10 (3) ◽  
pp. 170-179 ◽  
Author(s):  
Hava-Shoshana Barkai ◽  
Jeanne F. Nichols ◽  
Mitchell J. Rauh ◽  
Michelle T. Barrack ◽  
Mandra J. Lawson ◽  
...  

2020 ◽  
Vol 55 (12) ◽  
pp. 1239-1246
Author(s):  
Mitchell J. Rauh ◽  
Adam S. Tenforde ◽  
Michelle T. Barrack ◽  
Michael D. Rosenthal ◽  
Jeanne F. Nichols

Context Sport specialization may contribute to sport injury and menstrual dysfunction in female high school distance runners. Despite the recent growth in sport specialization, including among high school–aged runners, the association of sport specialization with bone mineral density (BMD) remains poorly described. Objective To evaluate whether sport specialization was associated with BMD in female high school distance runners. Design Cross-sectional study. Setting Six high schools. Patients or Other Participants Sixty-four female runners (age = 15.6 ± 1.4 years) who competed in cross-country or track distance events and were not currently on birth control medication. Main Outcome Measure(s) Each runner completed a survey on menstrual history and sport participation. Height and weight were measured, and dual-energy x-ray absorptiometry was used to measure whole-body, spine, and hip BMD. Each runner was assigned a sport specialization status: low (participation in ≥1 nonrunning sport and distance-running sport(s) for ≤8 mo/y); moderate (participation in both distance-running sport(s) ≥9 mo/y and ≥1 nonrunning sport(s) or limited to distance-running sport(s) for ≤8 mo/y); or high (participation only in distance-running sport(s) for ≥9 mo/y). Multivariable logistic regression was performed to determine the adjusted odds ratio and 95% confidence interval for sport specialization to BMD values, adjusting for body mass index and gynecological age. Results Overall, 21.9%, 37.5%, and 40.6% of participants were high, moderate, or low sport specializers, respectively. Low BMD (spine or whole-body BMD z score < −1.0 [standardized by age and sex normative values]) was present in 23 (35.9%) runners. Compared with low sport specializers, high sport specializers were 5 times more likely (adjusted odds ratio = 5.42, 95% confidence interval = 1.3, 23.3; P = .02) to have low BMD. Conclusions A high level of sport specialization in high school female distance runners may be associated with a heightened risk for low BMD. Further investigation of this association is warranted due to the health concerns about low BMD in adolescent female runners.


2004 ◽  
Vol 36 (Supplement) ◽  
pp. S37
Author(s):  
Mandra Lawson ◽  
Jeanne Nichols ◽  
Hava-Shoshana Barkai ◽  
Mitchell Rauh ◽  
Susan Levy ◽  
...  

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