<?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>2007-7858</journal-id>
<journal-title><![CDATA[CienciaUAT]]></journal-title>
<abbrev-journal-title><![CDATA[CienciaUAT]]></abbrev-journal-title>
<issn>2007-7858</issn>
<publisher>
<publisher-name><![CDATA[Universidad Autónoma de Tamaulipas]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2007-78582017000100046</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Métodos de determinación de la velocidad crítica en corredores]]></article-title>
<article-title xml:lang="en"><![CDATA[Methods for determining critical speed corridors]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pereira-Guimarães]]></surname>
<given-names><![CDATA[Miller]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Hernández-Mosqueira]]></surname>
<given-names><![CDATA[Claudio Marcelo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Fernandes-Filho]]></surname>
<given-names><![CDATA[José]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Fernandes-da-Silva]]></surname>
<given-names><![CDATA[Sandro]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Pedro de Valdivia sede Chillan ]]></institution>
<addr-line><![CDATA[Chillan ]]></addr-line>
<country>Chile</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad de los Lagos Departamento Ciencias de la Actividad Física Campus Chinquihue]]></institution>
<addr-line><![CDATA[Puerto Montt ]]></addr-line>
<country>Chile</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidade Federal de Río de Janeiro Escuela Educación Física ]]></institution>
<addr-line><![CDATA[Río de Janeiro ]]></addr-line>
<country>Brazil</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Universidade Federal de Lavras Departamento de Educação Física Câmpus Universitario]]></institution>
<addr-line><![CDATA[Minas Gerais ]]></addr-line>
<country>Brazil</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2017</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2017</year>
</pub-date>
<volume>11</volume>
<numero>2</numero>
<fpage>46</fpage>
<lpage>53</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2007-78582017000100046&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2007-78582017000100046&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2007-78582017000100046&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN El creciente interés en la corrida como ejercicio, y particularmente como deporte de competición, demanda estudiar la eficiencia metabólica que presentan los corredores. La estimación de la velocidad crítica (VC) ha sido utilizada en diferentes estudios por ser de fácil aplicabilidad para determinar el umbral anaeróbico del corredor, considerando la intensidad del esfuerzo y el tiempo en que se ejecuta. El objetivo del presente trabajo fue identificar y comparar la eficiencia de los métodos que están siendo utilizados en la actualidad para la estimación de la VC en corredores. Se realizó una revisión bibliográfica de artículos científicos publicados durante el periodo 2011 a 2016. El análisis de literatura mostró que en la estimación de la VC se emplean diferentes estrategias: test máximos y submáximos, continuos e intermitentes, en pista de atle tismo, trotadora y asfalto; con distintos grupos de corredores. La velocidad crítica permitió establecer eficazmente el umbral anaeróbico de las personas que practican la corrida, independientemente del grupo de individuos analizados, de forma simple, menos costosa, e igual de confiable que otros métodos de estimación del umbral anaeróbico más sofisticados, que requieren pruebas de laboratorio.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT The growing interest in running as an exercise, and particularly as a sport of competition, demands the study of runner's metabolic efficiency. The estimate of the critical velocity (CV) has been used in different studies to since it is a method of simple applicability to determine the anaerobic threshold of runners, taking into consideration the intensity of effort and the execution time. The objective of the present work was to identify and compare the efficiency of methods that are currently being used for the estimation of runner's CV. A bibliographic review of scientific articles published during the period 2011 to 2016 was carried out. The analysis of the literature showed the estimation of CV is determined by different strategies such as: maximal and submaximal tests, continuous and intermittent, in athletics track, tradmill and asphalt; with different groups of runners. The determination of critical velocity enabled an efficient establishment of the anaerobic threshold of runners, regardless of the group of individuals analyzed in a simpler, less costly, and equally reliable as other more sophisticated methods of anaerobic threshold estimation that require laboratory tests.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[velocidad crítica]]></kwd>
<kwd lng="es"><![CDATA[potencia crítica]]></kwd>
<kwd lng="es"><![CDATA[umbral anaeróbico]]></kwd>
<kwd lng="es"><![CDATA[corredores]]></kwd>
<kwd lng="en"><![CDATA[critical velocity]]></kwd>
<kwd lng="en"><![CDATA[critical power]]></kwd>
<kwd lng="en"><![CDATA[anaerobic threshold]]></kwd>
<kwd lng="en"><![CDATA[runners]]></kwd>
</kwd-group>
</article-meta>
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</name>
</person-group>
<source><![CDATA[Canadian Journal of Applied Physiology]]></source>
<year>2003</year>
<volume>28</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>299-323</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
