Physical activity and life satisfaction among adolescents before and during the COVID-19 pandemic.

The negative impact of the COVID-19 pandemic and distance education has significantly affected adolescents' lives. The restrictive policies negatively affected their physical and mental health and life satisfaction. It is therefore desirable to look for ways to eliminate similar negative impacts on adolescents in the future.

Trends in physical activity in adolescents participating and not participating in organized team or individual physical activity.

Introduction And Objective: Participation of adolescents in organized physical activity (PA), together with physical education, is essential for the development of a habit of regular PA, achievement of PA recommendations and adoption of physical literacy. The aim of the study is to identify the trends and differences in PA levels between adolescents participating in organized team PA, organized individual PA, and those not participating in organized PA. Another aim is to formulate proposals to eliminate the negative effects of the pandemic on adolescents' participation in organized PA.

Status and Trends of Physical Activity Surveillance, Policy, and Research in 164 Countries: Findings From the Global Observatory for Physical Activity-GoPA! 2015 and 2020 Surveys.

Background: Physical activity (PA) surveillance, policy, and research efforts need to be periodically appraised to gain insight into national and global capacities for PA promotion. The aim of this paper was to assess the status and trends in PA surveillance, policy, and research in 164 countries.

Methods: We used data from the Global Observatory for Physical Activity (GoPA!) 2015 and 2020 surveys.

Associations between preference and participation in team sports: Physical activity promotion among adolescents.

Background: The level of physical activity (PA) in adolescents is highly dependent on their PA preferences. PA preferences among adolescents are dominated by team PA, mostly team sports (TS). The aim of this study is to identify (a) the status and trends in the preferences of TS among Czech and Polish boys and girls in different educational and sports environments, and (b) the impact of the agreement between the preferred and simultaneously pursued TS on the structure of weekly PA and on the meeting of PA recommendations.

Time Trends of Step-Determined Physical Activity Among Adolescents With Different Activity Levels in Czech Republic.

Background: This study aimed to present step-determined physical activity trends in adolescents with different activity levels over a period of 10 years.

Methods: Pedometers were used to monitor weekly physical activity in 1855 boys and 2648 girls aged 15-19 years recruited from 155 schools in the Czech Republic between 2009 and 2018. Trends for average steps/day and percent of accumulating various levels of steps/day (<10,000, 10,000-13,000, and >13,000 steps/d) were analyzed by sex.

The Impact of Distance Education during the COVID-19 Pandemic on Physical Activity and Well-Being of Czech and Polish Adolescents.

Background: The aim of this study was to identify the changes in the structure of weekly physical activity (PA) and well-being among adolescent boys and girls between habitual education (HE) and distance education (DE) during the pandemic in secondary schools.

Methods: The research was carried out in 12 Czech and 18 Polish schools during 2019 to 2020 academic session for HE and 2020 to 2021 academic session for DE. The research involved 723 girls and 626 boys aged 15 to 18 years.

Differences and Associations between Physical Activity Motives and Types of Physical Activity among Adolescent Boys and Girls.

Interventions aimed at motivation for physical activity (PA) are mostly beneficial, but the effects on preventing the decrease in PA are not entirely clear, especially in girls. The main aim of this study was to identify the differences and associations between PA motives and types of PA in boys and girls and between low and high motivated boys and girls. Another aim is to identify the types of motivation and PA that increase the likelihood of achieving PA recommendations and to propose ways of increasing PA among low motivated adolescents.

Surveillance of physical activity and sedentary behaviour in czech children and adolescents: a scoping review of the literature from the past two decades.

Background: This study aimed to map the available evidence related to physical activity (PA) and sedentary behaviour (SB) in Czech children and adolescents and suggest future directions and improvements to strengthen the surveillance of PA and SB in the Czech Republic.

Methods: The search of articles published between January 2000 and December 2020 included the Medline and Medvik databases and a manual search in eight Czech journals related to the topic. This review followed the "Preferred Reporting Items for Systematic reviews and Meta-Analyses extension for Scoping Reviews".

Does Vigorous Physical Activity Contribute to Adolescent Life Satisfaction?

Background: Physical and mental health are the basis of life satisfaction (LS), even during adolescence. The aim of this study was to identify the associations between LS and types of physical activity (PA) in Czech and Polish boys and girls.

Methods: The research involved 933 girls and 663 boys aged 15-19 years.

The Association between Participation in Organized Physical Activity and the Structure of Weekly Physical Activity in Polish Adolescents.

The main aim of the study was to determine the associations of participation in organized physical activity (OPA), and the structure of weekly physical activity (PA) with meeting the PA recommendations among Polish boys and girls. The research was conducted between 2012 and 2019 in the Silesian region of Poland among 3499 secondary school students. To determine the structure of PA (school, transportation, home, recreation, vigorous moderate, and walking), the International Physical Activity Questionnaire-Long Form (IPAQ-LF) questionnaire was used.

Physical Activity Recommendations in the Context of New Calls for Change in Physical Education.

The current social, health, and educational changes in society require an adequate response in school-based physical activity (PA), including physical education (PE) lessons. The objective of this study was to identify the real average step counts of Czech and Polish adolescents during PE lessons, and propose recommendations for improving PE programs. This research was carried out in 143 Czech and 99 Polish schools.

Physical Activity Recommendations for Segments of School Days in Adolescents: Support for Health Behavior in Secondary Schools.

School physical activity (PA) is an indispensable part of daily PA, the foundation for developing lifelong PA and fitness, and an easy way to gain physical and health literacy. School PA is equally important for understanding the continuity of physical and mental health, even in broader psychosocial aspects. Regarding long-term outcomes, significant attention has been paid to the determination of daily and weekly recommendations for adolescent PA.

The trend and structure of adolescents' weekly step count in the context of the Polish school environment.

Introduction And Objective: Weekly physical activity (PA) in adolescents is significantly correlated with the educational programme and school environment, where the basis of healthy work habits and a healthy lifestyle is laid. The aim of the study was to identify the differences in the trend and the structure of the weekly step count in adolescent boys and girls in the context of the Polish school environment.

Material And Methods: A total of 930 boys and 1,354 girls aged 15-19 years from 64 secondary schools in the Katowice region participated.

Physical Activity of Secondary School Adolescents at Risk of Depressive Symptoms.

Background: The aim of the study is to analyze the associations between depressive symptoms (DS), well-being and different types of physical activity (PA) in adolescents.

Methods: Overall, 368 girls and 228 boys aged 15-19 years were involved in the research. To explore the composition of weekly PA, we used the IPAQ-Long questionnaire, and a pedometer was used to monitor weekly PA.

Physical Activity in 15-17-Year-Old Adolescents as Compensation for Sedentary Behavior in School.

The traditional concept of education and school settings significantly contribute to the sedentary behavior of adolescents at secondary schools. The aim of this study is to identify the volume and intensity of physical activity (PA) that adolescent boys and girls engage in during recesses, after school, and during the day to compensate for sedentary behavior in lessons. The study was conducted at 29 Czech and 9 Polish schools.

Composition of weekly physical activity in adolescents by level of physical activity.

Background: Physical activity (PA) in adolescence is crucial for lifelong healthy lifestyle, and attention is needed to adolescents at health risk due to insufficient PA. This study investigates the composition of weekly PA in adolescents by PA level and provides a rationale for change in their lifestyles.

Methods: The research was conducted at 66 schools in Poland between 2009 and 2016, among 949 girls and 650 boys aged 15-18 years.

Active Travel of Czech and Polish Adolescents in Relation to Their Well-Being: Support for Physical Activity and Health.

The adoption of active travel (AT) habits in adolescence, supported by positive emotions, increases the chances of a lifelong positive attitude towards AT. The aim of this study was to assess the associations between active travel and well-being (WB), and to estimate the share of AT in weekly physical activity (PA) and its contribution to meeting the weekly PA recommendations in adolescents. The International Physical Activity Questionnaire-long form and the WHO-5 questionnaire were used to assess the level of AT, weekly PA and well-being of 2805 adolescents from 36 Czech and 39 Polish schools.

Academic Stress and Physical Activity in Adolescents.

The issue of work-related mental health needs to be addressed at the school level. The aim of this study was to explore the associations between academic stress (AS) of adolescent boys and girls and their physical activity (PA) during recesses and after school and to propose measures to promote the adoption of lifelong healthy working habits. Adolescents from 16 schools in the Czech Republic and 6 schools in Poland participated in the study (187 boys and 339 girls).

Adolescents' Physical Activity in Education Systems Varying in the Number of Weekly Physical Education Lessons.

: School physical activity (SPA) is a significant component of daily PA. We investigated differences in PA between boys and girls in two differing education systems-Poland and the Czech Republic-which have four and two physical education lessons (PELs) per week, respectively. : This project was conducted from 2012-2016 at 17 Polish and 23 Czech secondary schools ( = 921; mean age = 16.

Associations between adolescents' preference for fitness activities and achieving the recommended weekly level of physical activity.

This study aimed to explore differences in rates of achieving the weekly physical activity (PA) recommendation between adolescents who preferred fitness PA and those who did not. Furthermore, we investigated the types of PA practiced by adolescents. In total, 9513 participants from the Czech Republic and Poland, aged 15-18 years took part in the study between 2009 and 2016.

Understanding the Motives of Undertaking Physical Activity with Different Levels of Intensity among Adolescents: Results of the INDARES Study.

Background: The aim of this study was to evaluate the relationship between the motives for undertaking physical activity (PA) and the intensity of PA in Polish adolescents.

Methods: The study included 1,231 students, 515 boys (age 16.2 ± 0.

Validity of Garmin Vívofit 1 and Garmin Vívofit 3 for School-Based Physical Activity Monitoring.

Purpose: Activity trackers are useful tools for physical activity promotion in adolescents, but robust validity evaluations have not been done under free-living conditions. This study evaluated the validity of the Garmin Vívofit 1 (G1) and Garmin Vívofit 3 (G3) in different settings and contexts.

Methods: The participants (girls: 52%, age: 15.

Physical activity of 15-17 years old adolescents in different educational settings: a Polish-Czech study.

Objectives: The aim of this study was to analyze adolescents' physical activity (PA) in two different educational settings, and to estimate the association between meeting PA recommendations and specific characteristics of adolescents' lifestyle.

Methods: The study was carried out in the Moravia region of the Czech Republic and in the Silesia-Opole region of Poland. In total, 1,846 participants completed the long International Physical Activity Questionnaire (IPAQ-long) using the online Indares system.

Differences in physical activity and nutritionand silhouette-related behaviours in male and female students in selected European countries.

Introduction: As indicated by the WHO, lifestyle plays a unique role in human health, which in turn is determined to a great extent by physical activity and nutrition. It must be borne in mind that physical activity should be systematic and regulated by an age-appropriate exercise intensity. All this indicates that learning about students' lifestyle, with a particular focus on physical activity is vital as it these young people who aspire to the role of the future elites.