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Jumping improves lower limbs bone mass and lean mass in elite jumpers
Hela Trabelsi1, Mohamed Elloumi2, Mehdi Mrad3
1Laboratoire de Physiologie et des Explorations Fonctionnelles, Faculté de Médecine Ibn El Jazar Sousse, Université de Sousse, Hôpital Farhat Hached, Sousse, Tunisia - hela_trabelsi@ymail.com.
The Journal of Sports Medicine and Physical Fitness
|January 15, 2016
Summary
High-level jumping significantly increases bone mineral density and content in male athletes, particularly in the lower limbs. Daily jumping activities may help conserve bone mass and prevent osteopenia.
Area of Science:
- Sports Science
- Bone Physiology
- Exercise Physiology
Background:
- Jump training involves extreme impact loading.
- Bone mineral density (BMD) and bone mineral content (BMC) are key indicators of bone health.
Purpose of the Study:
- To investigate the impact of jump training on BMD and BMC in high-level jumpers.
- To compare bone health parameters between jumpers and a control group.
Main Methods:
- Dual-energy X-ray absorptiometry (DXA) was used for bone mass and body composition measurements.
- The study included 22 high-level jumpers and 18 age-matched controls (20-21 years old).
Main Results:
- Jumpers exhibited significantly higher BMC, BMD, bone area, and lean mass compared to controls.
- Positive correlations were observed between lean mass and bone parameters, especially in the jumpers.
- Adaptations were site-specific, with greater increases in bone mass in the lower limbs, particularly the legs.
Conclusions:
- High-level jumping, initiated during puberty, enhances bone mass acquisition in males.
- Increased training volume further amplifies these bone adaptations.
- Daily jumping activities are recommended for bone mineral conservation and osteopenia prevention.
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