<?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>2218-3620</journal-id>
<journal-title><![CDATA[Revista Universidad y Sociedad]]></journal-title>
<abbrev-journal-title><![CDATA[Universidad y Sociedad]]></abbrev-journal-title>
<issn>2218-3620</issn>
<publisher>
<publisher-name><![CDATA[Editorial "Universo Sur"]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2218-36202025000300046</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Programa de ejercicios físicos en línea para el desarrollo de la fuerza muscular en personas adultas de Ciudad del Carmen Campeche]]></article-title>
<article-title xml:lang="en"><![CDATA[Online physical exercise program for the development of muscle strength in adults from Ciudad del Carmen Campeche]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Luna Contreras]]></surname>
<given-names><![CDATA[Jesús Abrahan]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Toledo Sánchez]]></surname>
<given-names><![CDATA[Marisol]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Prieto Noa]]></surname>
<given-names><![CDATA[Juan]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Concha Chávez]]></surname>
<given-names><![CDATA[Evelia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Matos Ceballos]]></surname>
<given-names><![CDATA[José Jesús]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Autónoma del Carmen, UNACAR  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>México</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2025</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2025</year>
</pub-date>
<volume>17</volume>
<numero>3</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S2218-36202025000300046&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S2218-36202025000300046&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S2218-36202025000300046&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN El objetivo de esta investigación fue valorar la influencia de la aplicación de un Programa de ejercicios físicos virtuales en tiempos de Covid-19 para el fortalecimiento de la fuerza muscular, en personas adultas de Ciudad del Carmen Campeche. Responde a un diseño pre experimental con pre-test y pos-test para el mismo grupo de personas investigadas. Consistió en llevar a cabo un programa de ejercicios físicos para fortalecer la fuerza muscular como una de las medidas preventivas más eficaces para retrasar la aparición de enfermedades crónicas degenerativas. La población con quienes se trabajó en el programa fue un grupo de 16 personas adultas, en el rango de edad 18 a 23 años. El mismo se realizó desde casa utilizando la tecnología digital. Con los resultados obtenidos en la investigación, se pudo comprobar que el programa de ejercicios físicos en línea, para el desarrollo de la fuerza muscular en adultos, fue favorable, ya que se encontró un incremento en las repeticiones de los ejercicios funcionales en el 100% de sus participantes. Por ello se considera que hay diferencias significativas entre ambas mediciones de las variables lo cual quedó demostrado estadísticamente mediante la prueba de rangos de Wilcoxon de la estadística no paramétrica.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT The objective of this research was to assess the influence of the application of a virtual physical exercise program in times of Covid-19 to strengthen muscle strength in adults from Ciudad del Carmen Campeche. It responds to a pre-experimental design with pre-test and post-test for the same group of people investigated. It consisted of carrying out a physical exercise program to strengthen muscle strength as one of the most effective preventive measures to delay the appearance of chronic degenerative diseases. The population with whom we worked in the program was a group of 16 adults, in the age range 18 to 23 years. It was carried out from home using digital technology. With the results obtained in the research, it was found that the online physical exercise program, for the development of muscle strength in adults, was favorable, since an increase in the repetitions of functional exercises was found by 100%. of its participants. For this reason, it is considered that there are significant differences between both measurements of the variables, which was statistically demonstrated using the Wilcoxon rank test of non-parametric statistics.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Ejercicios físicos]]></kwd>
<kwd lng="es"><![CDATA[Fuerza muscular]]></kwd>
<kwd lng="es"><![CDATA[Covid-19]]></kwd>
<kwd lng="en"><![CDATA[Physical exercises]]></kwd>
<kwd lng="en"><![CDATA[Muscle strength]]></kwd>
<kwd lng="en"><![CDATA[Covid-19]]></kwd>
</kwd-group>
</article-meta>
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