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Vol. 41. Issue 152.
Pages 133-138 (October 2006)
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Vol. 41. Issue 152.
Pages 133-138 (October 2006)
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Hormonal response in judoists. A specific field test of force-velocity
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María Evelina Almenares Pujadasa, Rita Graciela Nicot Balónb, Ronaldo Veitia Valdiviéc
a Medicina del Deporte. Máster Control Médico del Entrenamiento Deportivo. Instituto de Medicina del Deporte. La Habana. Cuba.
b Especialista de Segundo Grado en Medicina del Deporte. Máster en Control Médico del Entrenamiento Deportivo. Investigadora Auxiliar y Profesora. Instituto de Medicina del Deporte. La Habana. Cuba.
c Licenciado en Cultura Física y Deportes. Entrenador Principal del Equipo Nacional Femenino de Yudo. Centro de Entrenamiento Cerro Pelado. La Habana. Cuba.
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Introduction: Some hormones regulate muscular activity and act as activators or inhibitors of enzymes important in energy metabolism. Consequently, the study of two anabolic hormones and cortisol, a marker of catabolism during physical exertion, has been considered to be of interest. The aim of the present study was to explore the advisability of including hormonal variables in the medical monitoring of judo training in order to tailor the training to each practitioner's objectives and training stage. Methods: A specific force-velocity test was applied to 12 yudoists in the Cuban female national preselection (age: 19.5 ± 1.8 years; weight: 69.5 ± 21.5 kg; fat: 22.4 ± 7.4%). Heart rate and blood concentrations of lactate, growth hormone (GH), cortisol and prolactin were registered. Results: Heart rate and lactate concentration showed highly significant differences ( P≤.01) between baseline and post load values. Growth hormone concentration also increased significantly ( P≤.01), while prolactin showed only a non-significant tendency to increase. Cortisol levels significantly decreased from 585.2 μmol/l to 476.8 μmol/l ( P≤.05) on concluding the test. Conclusions: The force-velocity test provokes a response in the hormones studied and consequently determination of these hormones can be recommended in the medical monitoring of these sportswomen. The behaviour of these hormones according to training stage and weight divisions, as well as the characteristics of cortisol response to training intensity and volume should be determined.
Apunts Sports Medicine
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