<?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>0864-215X</journal-id>
<journal-title><![CDATA[Revista Cubana de Ortopedia y Traumatología]]></journal-title>
<abbrev-journal-title><![CDATA[Rev Cubana Ortop Traumatol]]></abbrev-journal-title>
<issn>0864-215X</issn>
<publisher>
<publisher-name><![CDATA[Editorial Ciencias Médicas]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0864-215X2021000100005</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Evaluación de la carga interna en una sesión de entrenamiento funcional de alta intensidad: estudio de casos múltiples]]></article-title>
<article-title xml:lang="en"><![CDATA[Evaluation of internal load in a high intensity functional training session: multiple case study]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Bustos-Viviescas]]></surname>
<given-names><![CDATA[Brian Johan]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Delgado-Molina]]></surname>
<given-names><![CDATA[Mónica Carolina]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Arley Rolon]]></surname>
<given-names><![CDATA[Nikervin]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Fundación Universitaria Juan de Castellanos  ]]></institution>
<addr-line><![CDATA[ Tunja]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Mariana  ]]></institution>
<addr-line><![CDATA[ Pasto]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad de Pamplona  ]]></institution>
<addr-line><![CDATA[ Cúcuta]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2021</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2021</year>
</pub-date>
<volume>35</volume>
<numero>1</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S0864-215X2021000100005&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S0864-215X2021000100005&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S0864-215X2021000100005&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN  Introducción:  El entrenamiento funcional de alta intensidad se encuentra en auge por los múltiples beneficios que provee, no obstante, aún son escasos los estudios que permitan la evaluación de la carga interna en esta modalidad.  Objetivo:  Evaluar la carga interna en una sesión de entrenamiento funcional de alta intensidad en sujetos entrenados.  Método: Participaron 10 personas (5 hombres y 5 mujeres) capacitadas en el entrenamiento funcional de alta intensidad, que desarrollaron una sesión de entrenamiento del día compuesta por tres ejercicios del día o work of day. En cada work of day se registraba el tiempo parcial de cada ejercicio (work of day) y la percepción subjetiva del esfuerzo para calcular la carga interna de entrenamiento. El análisis estadístico se realizó con el paquete estadístico PSPP (p-valor de 0,05) aplicando la prueba de la U de Mann-Whitney y la de Wilcoxon para identificar diferencias entre las cargas internas obtenidas por géneros y grupos de experiencia.  Resultados: La carga interna manejada para la sesión por mujeres y hombres fue de 253,20 y 242,46 unidades arbitrarias, respectivamente. No existieron diferencias en la carga interna al comparar por géneros y grupos de experiencia en el work of day de forma parcial y total (p &gt; 0,05). Conclusiones: Una sesión de entrenamiento funcional de alta intensidad basada en bloques de entrenamiento de menor tiempo posible representó una carga interna &#8220;muy dura&#8221; para sujetos capacitados en esta modalidad.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT  Introduction: High intensity functional training is on the rise due to the multiple benefits it provides, although there are still few studies that allow the evaluation of the internal load in this modality.  Objective: To evaluate the internal load in a high intensity functional training session in trained subjects.  Method: Ten subjects participated (5 men and 5 women) trained in high intensity functional training, who developed a training session of the day consisting of three exercises. We registered the part time of each day work and the subjective perception of effort was recorded to calculate the internal training load. Statistical analysis was performed with PSPP statistical package (p-value of 0.05) applying Mann-Whitney U test and Wilcoxon test to identify differences between the internal loads obtained by genders and experience groups.  Results: The internal load handled for the session by women and men, was 253.20 and 242.46 arbitrary units, respectively. There were no differences in the internal load when comparing by genders and groups of experience in the day work partially and totally (p&gt; 0.05).  Conclusions: A high intensity functional training session based on training blocks for the shortest possible time represented a &#8220;very hard&#8221; internal load for subjects trained in this modality.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[ejercicio]]></kwd>
<kwd lng="es"><![CDATA[carga de trabajo]]></kwd>
<kwd lng="es"><![CDATA[deporte]]></kwd>
<kwd lng="es"><![CDATA[medicina deportiva]]></kwd>
<kwd lng="en"><![CDATA[exercise]]></kwd>
<kwd lng="en"><![CDATA[workload]]></kwd>
<kwd lng="en"><![CDATA[sport]]></kwd>
<kwd lng="en"><![CDATA[sports medicine]]></kwd>
</kwd-group>
</article-meta>
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