Physical Activity and Sedentary Behavior on Bone Health in Adults: A Systematic Review.

The objective was to analyze the longitudinal associations of physical activity (PA) and Sedentary behavior (SB) on bone health indicators (BHI) in healthy young adults. Articles were selected from five databases and 17 longitudinal studies were selected after meeting the inclusion and exclusion criteria. Among these, only one study assessed the association between childhood PA and adult BHI, the results showed no significant association between PA and BHI.

[Adaptive Behavior is Related to Body Adiposity and Functional Fitness in Older Women].

Unlabelled: Older people present limited independent functioning and greater difficulties in their activities of daily living as they age.

Aim: To determine whether indicators of body adiposity and functional fitness are related to adaptive behavior in Chilean elderly women.

Methods: A descriptive cross-sectional study was carried out in 162 elderly adult women.

Prescription criteria and effects of explosive strength training in indoor soccer players: a systematic review.

Explosive strength is fundamental in the performance of athletes. The objective is to identify the criteria used for the prescription of Explosive Strength Training (EST) and to verify the changes it produces in futsal players. A systematic review of studies analyzing the criteria used for the prescription of explosive strength training was conducted in PubMed/MEDLINE and Scielo, considering the period between 2017 and 2023.

Bibliometric study of scientific productivity in intervention programs that improve cognitive impairment in older adults.

Realizar un análisis bibliométrico integral de la productividad científica relacionada con programas de intervención que buscan mejorar la función cognitiva en adultos mayores, según revista, país y tema de intervención en la base de datos pubmed. Se realizó un estudio bibliométrico durante el periodo 2018 al 2023. La búsqueda bibliográfica se realizó en la base de datos PubMed.

Physical fitness components are bone mineral density predictors in adulthood: cross-sectional study.

Background: Health-related physical fitness (HRPF) attributes are considered important markers beneficial to various health outcomes. However, the literature is divergent regarding HRPF and bone health in adulthood, especially due to the end of the second and beginning of the third decades of life when the peak bone mass period occurs.

Objective: To analyze which HRPF variables are areal bone mineral density (aBMD) predictors in adult males and females.

Translation, validity and reliability of the fall risk scale for older adults.

Introduction: Falls in older adults are a common and serious threat to health and functional independence. It can cause psychological distress, inability to participate in activities of daily living, brain injury, fractures, and even death. The aim was to analyze the psychometric properties of the self-assessed fall risk scale (FRS) that measures the risk of falls in older adults in a central region of Chile, as well as to verify the concurrent validity against functional fitness tests.

Phase angle and its determinants among adolescents: influence of body composition and physical fitness level.

To examine the association between levels of physical fitness, parameters of body composition and phase angle (PhA) amongst adolescents. A total of 152 adolescents (84 girls) aged 11-16 years were included in this study. Weight and height were measured and the body mass index (BMI) was calculated.

Bibliometric study of the scientific productivity of the COVID-19 impact on constructs affecting happiness in university students.

COVID-19 has caused a wide range of psychological problems, such as panic disorders, anxiety, and depression. Knowing what others have researched on, what constructs they have focused on, will (a) summarize published information, (b) help identify research gaps, and (c) encourage future research that addresses these gaps. The aim of the study was to analyze the bibliometric indicators of scientific productivity of the impact of COVID-19 on constructs affecting undergraduate happiness.

Functional fitness benchmark values for older adults: a systematic review.

Introduction: The use of normative values and/or standards of functional fitness in adults is relevant to overall health and well-being. The objectives of the study were: to identify the physical tests of the senior fitness test (SFT) that have been applied since its proposal and to describe the proposed percentiles according to age, sex and country.

Methods: A systematic review study was conducted in the Pubmed and Scopus databases.

Prediction of fat-free mass from body surface area in young basketball players.

Background: Fat Free Mass (FFM) is an important and essential indicator in various sports populations, since greater muscle and bone mass generates greater strength, endurance and speed in athletes.

Objective: The purpose of the study was to validate Body Surface Area (BSA) as an anthropometric indicator to estimate FFM in young basketball players.

Methods: A descriptive cross-sectional study was carried out in 105 male basketball players of the Brazilian Basketball Confederation of Sao Paulo (Campinas), Brazil.

Reference values for the 6-min walking test in children and adolescents living in a moderate altitude region of Peru.

Background: The assessment of cardiorespiratory fitness is important because it allows the identification of subgroups with poor health status and the targeting of effective intervention strategies to improve health.

Objective: To compare the cardiorespiratory capacity of children and adolescents living in a moderate altitude region of Peru with international studies and to develop reference values for the 6-min walk test (6MWT) according to age and sex.

Methodology: A descriptive cross-sectional study of schoolchildren from a region of moderate altitude in Peru was carried out.

Reference values for body composition and physical fitness of young Brazilian elite soccer players.

a) to verify whether body composition and physical fitness should be analyzed by chronological age and/or maturity stage in young Brazilian soccer players and b) to propose reference values for the evaluation of body composition and physical fitness by maturity stage in elite soccer players. A descriptive-correlational study was carried out in 206 young Brazilian soccer players (11-16 years old). The sample selection was non-probabilistic by convenience.

Comparison of social isolation in autistic children and adolescents according to age, marital status and number of siblings.

Background: Children and adolescents with autism spectrum disorder (ASD) have difficulties that limit their opportunities to interact with peers and family members. These behaviors can lead to social exclusion, and consequently social isolation. The aim was to compare social isolation of children and adolescents with ASD according to age, marital status, and number of siblings.

Parameters of pubertal growth spurt in children and adolescents living at high altitude in Peru.

Objectives: The aim was to estimate the pubertal growth height of children and adolescents living in a high-altitude region of Peru using the Preece-Baines model 1 (1 PB).

Methods: A cross-sectional study was conducted in schoolchildren from the department of Puno (Peru) between 3841 and 3874 masl. The age range was between 4 and 17 years.

Bibliometric study on scientific productivity in the use of smart bracelets.

In recent years, wearable sensors and mHealth applications are becoming an important part for recording and monitoring health parameters. The aim is to characterize bibli-ometric indicators on scientific productivity in the use of smart bracelets according to scientific journal, study topic and publication trend. A bibliometric study was per-formed.

Body surface area is a predictor of maturity status in school children and adolescents.

Background: Generally, Body surface area (BSA) changes significantly during growth and maturation. These increases portend a possible relationship between body size as determined by BSA with maturational status in children and adolescents.

Objective: To determine the relationship between maturity status (MS) obtained by non-invasive anthropometric methods and body surface area (BSA) in children and adolescents of both sexes in a regional population of Chile.

Comparison of happiness in students of a public and private university in Peru.

Background: Happiness is a positive component of mental well-being. In young university students, it is linked to ideals in many areas, such as physical health, mental health, harmonious inter-personal relationships, academic performance, and professional success. The aim of the study was to compare the happiness of university students from a state and private university according to professional areas and age range.

Quantification of the Number of Steps in a School Recess by Means of Smart Bands: Proposal of Referential Values for Children and Adolescents.

(1) Background: Regular physical activity has multiple benefits. Therefore, school recess is a key tool to provide opportunities for schoolchildren to engage in extracurricular physical activity, have fun, play and interact with their peers. The aim is to provide reference data to quantify the number of steps that children and adolescents perform in a school recess using smart bands according to age range and sex.

Functional fitness and fall risk in older adults practitioners or non-practitioners of Tai Chi.

Tai chi is a fundamental tool that has a significant influence on balance, motor function and fear of falling among older adults. The objective of the study was to verify functional fitness and fall risk in older adults (OA) practitioners and non-practitioners of Tai Chi. An ex-post-facto study was carried out in practicing and non-practicing OA of Tai chi.

Accuracy in body composition scanning by adult half-body DXA scanning.

Introduction: dual-energy X-ray absorptiometry (DXA) is the gold standard method, although one limitation is the size of the scan area. Objective: the objective was to verify the accuracy of body composition (BC) scanning through half-body DXA scanning compared to standard total body scanning. Methods: a study was conducted on 145 volunteers.

Systematic review of the anthropometric profile of female futsal players 2010-2020.

The objective was to summarize the scientific literature on the anthropometric characteristics of female futsal players. A systematic review documentary study was carried out. SCOPUS, PUBMED and SCIELO databases were used to search for information on primary studies related to the anthropometric profile of women's indoor soccer (elite and non-elite).

Relationship between age and handgrip strength: Proposal of reference values from infancy to senescence.

Introduction: Measurement of hand grip strength (HGS) has been proposed as a key component of frailty and has also been suggested as a central biomarker of healthy aging and a powerful predictor of future morbidity and mortality.

Objectives: (a) To determine whether a nonlinear relationship model could improve the prediction of handgrip strength (HGS) compared to the linear model and (b) to propose percentiles to evaluate HGS according to age and sex for a regional population of Chile from infancy to senescence.

Methods: A cross-sectional descriptive study was developed in a representative sample of the Maule region (Chile).

[Effects of microencapsulated and heme iron supplementation on the recovery of hemoglobin levels in iron-depleted rats].

Introduction: one of the causes of nutritional anemia is that the amount of iron absorbed is insufficient to meet the body's needs. Objective: to determine the effects of microencapsulated and heminic iron supplementation to increase hemoglobin levels and body weight in iron-depleted rats. Methods: a randomized experimental study was designed.

[Physical fitness in children and adolescents categorized by fat mass level].

Unlabelled: Physical fitness is one of the important health markers as a predictor of cardiovascular disease mor bidity and mortality.

Objectives: To evaluate the relationship between fat mass with anthropome tric indicators and, secondly, to compare the performance of physical fitness among children and adolescents categorized with adequate and excess fat mass.

Subjects And Method: A descriptive cross-sectional study was conducted with 863 schoolchildren aged 6 to 17.

Estimation of Pubertal Growth-Spurt Parameters in Children and Adolescents in Colombia: Comparison between Low and Moderate Altitudes.

Context-specific information, including differences in geographical areas, such as distinct altitudes, can be important to explain variations in physical growth. We aimed to compare the estimation of maximum growth velocity and pubertal growth-spurt parameters of children and adolescents living at low and moderate altitudes in Colombia. A cross-sectional study, including a representative cohort of 30.