Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Effect of a five-week swimming program on rat bone: a histomorphometric study.

S Bourrin1, F Ghaemmaghami, L Vico

  • 1Laboratoire de Biologie du Tissu Osseux, Faculté de médecine Jacques Lisfranc, Saint-Etienne.

Calcified Tissue International
|August 1, 1992
PubMed
Summary

Five-week endurance swim training in rats led to bone loss in the lumbar vertebrae and femur, indicating adverse effects. Water immersion may reduce exercise benefits due to lack of ground reaction forces.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

[Visual and auditory hallucinations in a 80 year-old man].

La Revue de medecine interne·2022
Same author

Chemical sex (chemsex) in a population of French university students.

Dialogues in clinical neuroscience·2022
Same author

[Social defeat and schizophrenia: Hypotheses, arguments, mechanisms].

L'Encephale·2020
Same author

Klebsiella pneumoniae and Klebsiella oxytoca meningitis in infants. Epidemiological and clinical features.

Archives de pediatrie : organe officiel de la Societe francaise de pediatrie·2018
Same author

Review shows that using surfactant a number of times or as a vehicle for budesonide may reduce the risk of bronchopulmonary dysplasia.

Acta paediatrica (Oslo, Norway : 1992)·2017
Same author

Pain and Vertebral Dysfunction in Dry Immersion: A Model of Microgravity Simulation Different from Bed Rest Studies.

Pain research & management·2017

Area of Science:

  • Exercise physiology
  • Bone biology
  • Skeletal adaptations

Background:

  • Endurance exercise is often associated with improved bone health.
  • However, the specific effects of aquatic exercise, which lacks weight-bearing, remain less understood.
  • Investigating exercise-induced changes in bone requires examining different skeletal sites.

Purpose of the Study:

  • To determine the impact of a 5-week endurance swim training program on bone structure in rats.
  • To compare the effects of swimming exercise across different skeletal sites: distal femur and lumbar and thoracic vertebrae.
  • To elucidate the mechanisms behind exercise-induced bone changes, particularly in a non-weight-bearing environment.

Main Methods:

  • A 5-week endurance swim training protocol was implemented in female rats.

Related Experiment Videos

  • Training involved gradually increasing daily swimming duration from 2 to 6 hours.
  • Histomorphometric analysis was used to assess bone structure in the distal femur and vertebral bodies.

    • Main Results:

    • Significant bone loss was observed in the lumbar vertebral secondary spongiosa (24.7%) and distal femur primary spongiosa (15.2%).
    • A trend towards bone loss was noted in the distal femur secondary spongiosa (10.8%), with no changes in thoracic vertebrae.
    • Reduced bone turnover was suggested by decreased eroded and osteoid surfaces, and decreased osteoid seam thickness, indicating altered osteoblastic activity.

    Conclusions:

    • The 5-week swim training protocol, despite its duration and intensity, did not increase bone volume and induced adverse bone effects in rats.
    • Different skeletal sites exhibited varied responses to the swimming exercise.
    • The absence of ground reaction forces during water immersion may be a key factor contributing to the observed bone loss, highlighting the importance of gravity in exercise-induced bone benefits.