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Related Experiment Video

Updated: Sep 18, 2025

Physical Activity Measurement in Children Accepting Table Tennis Training
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Physical Activity Measurement in Children Accepting Table Tennis Training

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Association Between Physical Activity Level and Training Volume in Adolescent Athletes.

Sebastian Sitko1,2, Alejandro Legaz-Arrese1,2, Joaquín Reverter-Masia3,4

  • 1Faculty of Health and Sport Sciences, University of Zaragoza, 50009 Zaragoza, Spain.

Sports (Basel, Switzerland)
|June 25, 2025
PubMed
Summary

Structured sports training does not guarantee increased overall physical activity in adolescents. Many athletes, even at elite levels, show low activity, with no clear link between training hours and daily exercise. This challenges common assumptions about sports benefits.

Keywords:
competitive athletescompetitive levelinactivitypractitionerssport

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Area of Science:

  • Sports Science
  • Adolescent Health
  • Physical Activity Research

Background:

  • Organized sports are widely believed to enhance adolescent physical activity.
  • However, evidence indicates structured training may not translate to increased general activity outside formal sessions.

Purpose of the Study:

  • To investigate the relationship between physical activity levels and weekly training hours in adolescent athletes.
  • To analyze these patterns across different sports, competition levels, age groups, and sexes.

Main Methods:

  • A large-scale study involving 10,196 participants aged 11-19.
  • Utilized the Spanish version of the Physical Activity Questionnaire and collected data on training volume, competition level, and socioeconomic status.

Main Results:

  • Competitive athletes reported higher physical activity, but levels decreased with age despite increased training.
  • Girls consistently showed lower physical activity than boys, even with comparable training hours.
  • No clear association was found between physical activity level and weekly training hours across various competition levels.

Conclusions:

  • Structured sports training does not necessarily lead to higher overall physical activity in adolescents.
  • Significant discrepancies exist between training volume and daily activity levels, particularly concerning sex and age.
  • Findings challenge the assumption that sports participation inherently boosts adolescent physical activity beyond formal training.