<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>1996-2452</journal-id>
<journal-title><![CDATA[Podium. Revista de Ciencia y Tecnología en la Cultura Física]]></journal-title>
<abbrev-journal-title><![CDATA[Rev Podium]]></abbrev-journal-title>
<issn>1996-2452</issn>
<publisher>
<publisher-name><![CDATA[Universidad de Pinar del Río Hermanos Saíz Montes de Oca]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1996-24522022000100177</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Entrenamiento de sprint mediante el uso de trineo y paracaídas]]></article-title>
<article-title xml:lang="pt"><![CDATA[Treinamento de Sprint usando trenó e pára-quedas]]></article-title>
<article-title xml:lang="en"><![CDATA[Sprint training using sleds and parachutes]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[García Ponce de León]]></surname>
<given-names><![CDATA[Alexis]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Carreño Vega]]></surname>
<given-names><![CDATA[José Enrique]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad de Matanzas  ]]></institution>
<addr-line><![CDATA[Matanzas ]]></addr-line>
<country>Cuba</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>04</month>
<year>2022</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>04</month>
<year>2022</year>
</pub-date>
<volume>17</volume>
<numero>1</numero>
<fpage>177</fpage>
<lpage>195</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S1996-24522022000100177&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S1996-24522022000100177&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S1996-24522022000100177&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN El entrenamiento individualizado de carreras específicas con medios resistidos es una importante herramienta para la mejora de la velocidad. En virtud a la demanda de esta capacidad para el buen desempeño de los jugadores de béisbol, se reconoce como objetivo del presente estudio diseñar un entrenamiento de sprint mediante el uso de trineo y paracaídas. Se planifica un cuasiexperimento, con dos grupos: control y experimental y en dos momentos: pre y postest. La etapa experimental se desarrolla durante la pretemporada, conformada por una muestra de diez sujetos con 20.84 años de edad y 79.82 kg. de peso promedio. Se emplearon como métodos teóricos el analítico-sintético, inductivo-deductivo, histórico-lógico, sistémico-estructural-funcional y como empíricos el análisis de contenido, la observación, la medición. Para la medición de la velocidad lineal, las variables analizadas son el test de 60 yardas y los test de fuerza máxima del trineo y de squat. Los resultados alcanzados indicaron mejoras significativas en el grupo experimental en los tres test realizados, con % de incrementos iguales a 3.48, 7.25 y 7.46 % respectivamente. Además, se obtiene que existe una elevada correlación entre la fuerza máxima del trineo y la de squat con respecto al peso de rendimiento al esfuerzo de los atletas, con coeficientes de Pearson iguales a 63.6 % y 62.9 % respectivamente y para un 95 % de confianza. Se demuestra que el entrenamiento resistido nos proporciona información clave en la fase de velocidad máxima para la mejora del rendimiento de sprint en el béisbol.]]></p></abstract>
<abstract abstract-type="short" xml:lang="pt"><p><![CDATA[RESUMO O treinamento individualizado de corridas específicas com mídia resistida é uma ferramenta importante para melhorar a velocidade. Em virtude da demanda desta capacidade para o bom desempenho dos jogadores de beisebol, é reconhecido como um objetivo do presente estudo projetar um treinamento de sprint usando trenó e pára-quedas. Está prevista uma quase-experimentação, com dois grupos: controle e experimental e em dois momentos: pré-teste e pós-teste. A fase experimental ocorreu durante a pré-época, com uma amostra de dez sujeitos de 20,84 anos de idade e pesando uma média de 79,82 kg. Os métodos teóricos utilizados foram analítico-sintético, indutivo-dedutivo, histórico-lógico, sistêmico-estrutural-funcional, e os métodos empíricos foram análise de conteúdo, observação e medição. Para a medição da velocidade linear, as variáveis analisadas foram o teste das 60 jardas e os testes de resistência máxima do trenó e do agachamento. Os resultados alcançados indicaram melhorias significativas no grupo experimental nos três testes realizados, com aumentos de % iguais a 3,48, 7,25 e 7,46 %, respectivamente. Além disso, obtém-se que existe uma alta correlação entre a força máxima do trenó e o agachamento com relação ao peso do desempenho de esforço dos atletas, com coeficientes de Pearson iguais a 63,6 % e 62,9 % respectivamente e para um 95 % de confiança. Demonstra-se que o treinamento resistido nos fornece informações chave na fase de velocidade máxima para a melhoria do desempenho do sprint no beisebol.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT The individualized training of specific races with resisted means is an important tool for the improvement of speed. Due to the demand of this capacity for the good performance of baseball players, the objective of this study is to design a sprint training using sled and parachute. A quasi-experiment is planned, with two groups: control and experimental and in two moments: pre-test and post-test. The experimental stage is developed during the pre-season, conformed by a sample of ten subjects with 20.84 years of age and 79 82kg. of average weight. Theoretical methods used were analytical synthetic, inductive-deductive, historical-logical and systemic-structural-functional. The empirical methods were content analysis, observation and measurement. For the measurement of linear speed, the variables analyzed are the 60-yard test and the maximum strength tests of the sled and squat. The results achieved indicated significant improvements in the experimental group in the three tests performed, with % increases equal to 3.48, 7.25 and 7.46 respectively. In addition, it is obtained that there is a high correlation between the maximum strength of the sled and the squat with respect to the weight of the athletes' effort performance, with Pearson coefficients equal to 63.6 % and 62.9 % respectively and for a 95 % of confidence. It is demonstrated that resisted training provides key information in the maximum velocity phase for the improvement of sprint performance in baseball.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Entrenamiento resistido]]></kwd>
<kwd lng="es"><![CDATA[Sprint específico]]></kwd>
<kwd lng="es"><![CDATA[Trineo]]></kwd>
<kwd lng="es"><![CDATA[Paracaídas]]></kwd>
<kwd lng="es"><![CDATA[Velocidad.]]></kwd>
<kwd lng="pt"><![CDATA[Treinamento resistido]]></kwd>
<kwd lng="pt"><![CDATA[Sprint específico]]></kwd>
<kwd lng="pt"><![CDATA[Trenó]]></kwd>
<kwd lng="pt"><![CDATA[Pára-quedas]]></kwd>
<kwd lng="pt"><![CDATA[Velocidade.]]></kwd>
<kwd lng="en"><![CDATA[Resisted training]]></kwd>
<kwd lng="en"><![CDATA[Specific sprint]]></kwd>
<kwd lng="en"><![CDATA[Sled]]></kwd>
<kwd lng="en"><![CDATA[Parachute]]></kwd>
<kwd lng="en"><![CDATA[Speed.]]></kwd>
</kwd-group>
</article-meta>
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