Daniel Jerez-Mayorga

Daniel Jerez-Mayorga
Universidad Andrés Bello | UNAB · Faculty of Rehabilitation Sciences

PhD
Postdoc at the University of Granada

About

142
Publications
31,510
Reads
How we measure 'reads'
A 'read' is counted each time someone views a publication summary (such as the title, abstract, and list of authors), clicks on a figure, or views or downloads the full-text. Learn more
803
Citations
Citations since 2016
129 Research Items
785 Citations
2016201720182019202020212022050100150200250300
2016201720182019202020212022050100150200250300
2016201720182019202020212022050100150200250300
2016201720182019202020212022050100150200250300
Introduction
Researcher University Andres Bello, Santiago, Chile and IDAFISAD CTS-642, University of Granada, Spain.

Publications

Publications (142)
Article
Full-text available
Background Older adults with hip osteoarthritis (OA) suffer a progressive loss of muscle quality and strength, affecting their daily activities and quality of life. The purpose of this study is to compare the levels of isometric strength among older adults with and without hip OA and healthy young adults, and to determine the relationship between m...
Article
Full-text available
This study aimed to compare the within-session reliability and magnitude of velocity variables recorded against a range of submaximal loads during the bench press (BP) exercise performed in a Smith machine using different grip widths. Sixteen physically active men (BP one-repetition maximum [1RM] relative to body mass = 1.01±0.19 kg.kg-1) were rand...
Article
Full-text available
To determine the utility of the muscle quality index (MQI) as a predictor of osteoarthritis (OA) and to assess the influence of strength and body composition manifesta- tions in subjects with hip OA. Methods: Fifty subjects (21 men and 29 women, 66.4 ± 5.3 years) participated in this study. Of them, 25 subjects had unilateral hip OA, and 25 healthy...
Article
Full-text available
This study examined the differences in the bench press 1-repetition maximum (1RM) obtained by three different methods (direct method, lifts-to-failure method, and 2-point method). Twenty young men were tested in four different sessions. A single grip width (close, medium, wide, or self-selected) was randomly used on each session. Each session consi...
Article
Full-text available
The main objective of this study was to test the relationship between shoulder internal rotation strength and standing throwing velocity. A repeated measures cross-sectional study was conducted with 20 professional handball players (mean ± SD; age: 19.28 ± 2.55 years, weight: 81.52 ± 9.66 kg, height: 185 ± 6 cm, BMI: 23.74 ± 1.69). The participants...
Article
Full-text available
El propósito de este estudio fue analizar la efectividad de diversas estrategias de calentamiento sobre el rendimiento en pruebas contrarreloj hasta 200-m, mediante una revisión rápida de la literatura. Utilizando directrices PRISMA, se realizó una búsqueda en la base de datos MEDLINE/Pubmed considerando estudios experimentales desde el año 2013. L...
Article
Background: The knee-joint isokinetic profile (KJIP) injury risk factor may be modulated by chronological age, however, comparative data for elite male soccer players aged 25 years and older is lacking. Objective: To describe and compare the knee-joint isokinetic profile (KJIP) according to the chronological age of professional male soccer players....
Article
Full-text available
Background: The trunk strength conventional ratio (CR) has been evaluated. However, the functional ratio and the ratio of strength to body weight (BW) or muscle mass (MM) have been poorly explored. Relative strength is a measure of muscle quality. Objectives: To analyze the trunk strength ratio normalized by BW and MM and compare the trunk's con...
Article
Full-text available
This study aimed to analyze the effectiveness of various warm-up strategies on time trial performance up to 200-m through a rapid literature review. Using PRISMA guidelines, a search was performed in the MEDLINE/Pubmed database considering experimental studies since 2013. Methodological quality was assessed using the PEDro scale. From 181 initial r...
Article
Full-text available
Background: Hypertension (HTN) is recognized as a significant public health problem in the world. The objective of this study is to evaluate emergent anthropometric indices as predictors of preHTN and HTN according to age and sex in a sample of Mexican adults. Methods: A cross-sectional study was conducted in 1,150 participants aged 18-80 years...
Article
Full-text available
Purpose: This study aimed to examine the reliability of trunk extensor strength assessment with a functional electromechanical dynamometer (FEMD). Methods: Thirty-one men performed strength assessment at different velocities (V) (V 1 = 0.15 m·s −1, V 2 = 0.30 m·s −1 , V 3 = 0.45 m·s −1) and range of movement (R) (R 1 = 25% cm; R 2 = 50% cm), and is...
Article
Full-text available
The purpose of this study was to determine the reference values of the velocity of execution of the five Sit-to-Stand in older adults through a systematic review of the literature.Three databases were reviewed: Medline (PubMed), Scopus and Web of Science, with the deadline of March 2021.The search terms were: «sit to stand» OR «stand to sit» OR «ch...
Article
Full-text available
Background: In line with the recommendations for sustainable development, SDG 3 highlights the importance of working on health and well-being. In this respect, strength training has proven to be highly effective. Improved physical performance in most sports is associated with increased maximum dynamic strength. The existing literature on strength t...
Article
Background: Imbalance or decreased trunk strength has been associated with non-specific low back pain (NSLBP). Objective: This systematic review aimed (I) to evaluate the quality of evidence of studies evaluating the reliability of trunk strength assessment with an isokinetic dynamometer in NSLBP patients, (II) to examine the reliability of trun...
Article
Full-text available
Background: The purpose of this systematic review was to determine the effect of antioxidant consumption on markers of oxidative stress and muscle damage after performing a muscle strength exercise. Methods: The Preferred Reporting Items for Systematic Review and Meta-Analyses (PRISMA) statements were followed. Four databases were used: Scopus,...
Article
Background Serratus anterior strengthening generally appears in shoulder rehabilitation protocols. This study's aim was to measure electromyographic activity of the serratus anterior, upper trapezius, and infraspinatus muscles during the Supine Scapular Punch exercise in healthy volunteers and those with unilateral shoulder pain. Methods Fifty-fou...
Article
Full-text available
The aim of this study was to determine the effect of bracing sequences technique on core stability and kata performance of karate athletes. 38 male karate athletes participated in the study divided into the experimental group (n=21) and the control group (n=17). The athlete performance test and core stability test were done at pre-test and post-tes...
Article
Objective The purpose was to determine the association of lifestyle (i.e., Mediterranean diet [MD] adherence, physical activity [PA], screen time [ST]) and fitness with abdominal obesity (AO) and excess weight in the Chilean and Colombian schoolchildren. Research methods & procedures This cross-sectional study included 969 schoolchildren, girls (n...
Article
Full-text available
LIZAMA-PÉREZ, R.; CHIROSA-RIOS, I.; CHIROSA-RIOS, L.; OLAVE; E.; FERRAGUT, C.; VILA, H. & JEREZ-MAYORGA, D. Effects of eccentric exercise on muscle architecture in adults: A systematic review. Int. J. Morphol., 40(2):425-432, 2022. SUMMARY: The purpose of this systematic review was to determine the effects of eccentric training on muscle architectu...
Article
Full-text available
The purpose of this systematic review was to determine the effects of eccentric training on muscle architecture in the adult population. Preferred Reporting Items for Systematic Review and Meta-Analyses (PRISMA) statements were followed using keywords associated with architecture muscular and eccentric training. Four databases were used: PubMed, Sc...
Article
Purpose: The objective of the study was to describe and compare the acute response of muscle oxygen saturation (SmO2) and hemoglobin concentration (Hgb) in the vastus lateralis (VL) during resistance exercise protocols until failure. Methods: Sixteen males were considered (mean ± SD, age = 36.12 ± 6.40 years). Two familiarization sessions and one e...
Article
Although bariatric surgery (BS) is recognized as an effective strategy for body weight loss, its impact on cardiorespiratory fitness (CRF) is still unclear. We aimed to examine postoperative changes in CRF (VO2max/peak) and its relationship with weight loss among adults undergoing BS. We systematically searched the WoS, PubMed, MEDLINE, and Scopus...
Article
Full-text available
Background: handgrip strength (HGS) is a health-status parameter associated with multicomorbidity in the adult population. Objective: the aim of the present study was to determine the association between HGS (i.e., absolute and relative) and abdominal obesity (AO), type-2 diabetes (T2D), and hypertension (HT), as well as to determine the associa...
Article
Full-text available
Background: The objective of this systematic review and meta-analysis was to examine the reliability of isokinetic measurements of hip strength in flexion and extension in healthy subjects and athletes. Methods: The databases used were Web of Science, SCOPUS, Medline and PubMed. R was used for all statistical analyses. Results: Hip flexion sho...
Article
Full-text available
The assessment of the strength and muscle mass of the hand-finger segment are reliable indicators of health and predictors of cardiometabolic risk in the adult population. However, there are no valid and reliable tests to assess the muscle power of this segment in healthy adolescents. The objective of this study was to determine the validity and in...
Article
Full-text available
The objective of this investigation was to determine the association between selective attention and concentration with physical fitness (i.e., cardiorespiratory fitness (CRF), V˙O2max, the standing long jump test (SLJ) and handgrip muscle strength (HGS)), lifestyle parameters (i.e., physical activity (PA) level, screen time (ST), sleep duration an...
Article
Full-text available
Concurrent training (CT), characterised by combining both aerobic and resistance training modalities within the same session, is recognised to improve metabolic syndrome (MetS) markers, but little is known about the effects of different configurations (i.e., order) of these exercise modalities on MetS markers and the interindividual responses. The...
Article
Full-text available
Abstract: The purpose of this study is to establish the absolute reliability between hand-held dynamometers (HHDs) and concurrent validity between HHDs and isokinetic dynamometers (IDs) in shoulder rotator strength assessment. The Medline, CINAHL, and Central databases were searched for relevant studies up to July 2020. Absolute reliability was det...
Article
Full-text available
Background: Sleep is an important modulator of neuroendocrine function and glucose metabolism. Poor sleep quality is related to metabolic and endocrine alterations, including decreased glucose tolerance, decreased insulin sensitivity, and increased hunger and appetite. Objective: The aim of the present study was to determine the association betw...
Article
Full-text available
The purpose of this cross-cultural study was to determine the association between the sociodemographic background of a child’s parents (i.e., their socioeconomic level, marital status, and educational level) with the child’s lifestyle (i.e., Mediterranean diet (MD), physical activity (PA) and screen time (ST)), and health markers. Material: This cr...
Article
Full-text available
Objective: to determine lifestyle changes, such as physical activity, nutrition, and sleep in an Argentinean university population, caused by confinement during the COVID-19 pandemic. Methods: Cross-sectional study via web survey. 1021 the Argentinean university population (women, n = 645 and men, n = 376) aged between 18-70 years old was participa...
Article
Full-text available
Background The use of a functional electromechanical dynamometer (FEMD) has been proposed as a valid and effective tool to evaluate specific movement patterns. The aim of this study was to determine the reliability of FEMD on swing eccentric hamstring exercise (SEHE) measures in soccer players. Methods Nineteen federated male soccer players (20.74...
Article
Background: Mediterranean diet (MD) adherence, physical activity (PA) patterns, and physical fitness are associated with physical, social, and psychological health in children. Objective: the purpose of this study was to determine the association of items of MD adherence, fitness components, and lifestyle with psychological and social health in...
Article
Full-text available
Background: The purpose of this study was to determine the reliability for the strength and movement velocity of the concentric phase from the five Sit-to-Stand (5STS), using three incre-mental loads measured by a functional electromechanical dynamometer (FEMD) in healthy young adults. Methods: The average and peak strength and velocity values of s...
Article
A healthy lifestyle, including food habits, physical activity (PA) and screen time (ST), is an important factor for well-being. The main purpose of this study was to analyze the association between lifestyle (i.e., PA, ST and food habits), self-esteem and health-related quality of life (HRQoL). A second objective was to determine the association be...
Article
Background: Speed and throw ball in basketball players are determinant skills for basketball performance. The purpose of this study was to determinate the relationship between speed and throw the ball with jump capacity and body composition in university basketball players. Methods: A comparative descriptive study with transversal design and a q...
Article
Full-text available
Background: As participants who engage in CrossFit training and competition perform a large volume of high intensity overhead activities, injuries to the shoulder are one of the most common in this sport. Previous research in other sports has indicated that the isokinetic force power profile of the shoulder joint (IPSJ) rotator muscles may assist...
Article
Full-text available
Background: The aim of the present study was to determine the association between the health-related quality of life (HRQoL) with sociodemographic parameters and lifestyle during COVID-19 confinement in Mexico, Chile, and Spain. Methods: A cross-sectional pilot study, with 742 observations of online surveys in 422, 190, and 130 individuals from...
Article
Objective The purpose was to determine the association of lifestyle (i.e., Mediterranean diet [MD] adherence, physical activity [PA], screen time [ST]) and fitness with abdominal obesity (AO) and excess weight in the Chilean and Colombian schoolchildren. Research methods & procedures This cross-sectional study included 969 schoolchildren, girls (n...
Article
Full-text available
Background: This study aimed to report, through a systematic review of the literature, the baseline and final reference values obtained by near-infrared spectroscopy (NIRS) of muscle oxygen saturation (SmO2) during resistance training in healthy adults. Methods: Original research studies were searched from four databases (Scopus, PubMed, WOS, and S...
Article
Full-text available
The overhead throw is a fundamental technical-tactical ability for overhead sports. The purposes of this review are to assess the effect of resistance training (RT) in enhancing throwing velocity in athletes and to investigate the relationships between age or gender in this effect. Control group trials were identified through looking up electronic...
Article
Full-text available
The purpose of this study was to examine the training habits of eumenorrheic active women during their menstrual cycle (MC), and its perceived influence on physical performance regarding their athletic level. A group of 1250 sportswomen filled in a questionnaire referring to demographic information, athletic performance and MC-related training habi...
Article
Full-text available
Background: The purpose of this systematic review was to: (I) determine the quality of evidence from studies assessing trunk isokinetic strength in subjects with acute low back pain (ALBP) compared to healthy subjects and (II) establish reference values of isokinetic trunk strength in subjects with ALBP. Methodology: Preferred Reporting Items fo...
Article
Full-text available
Slackline challenges balance by walking on a tensioned strap, where the trunk muscles help to maintain or regain balance. This study aimed to compare a cohort of individuals who regularly practiced slackline and physically inactive individuals on core endurance (CE) and dynamic balance (DB) and to determine whether CE is associated with years of sl...
Article
Full-text available
The Sustainable Development Goals (SDGs) is a global strategy that aims to obtain a more equitable and just world. These objectives are organized into 17 SDGs, detailing 169 targets. Different international institutions have emphasized the relevance of education to developing citizens who contribute to achieving the SDGs for 2030. However, a review...
Preprint
Full-text available
The Sustainable Development Goals (SDGs) is a global strategy that aims to obtain a more equitable and just world. These objectives are organized in 17 SDGs, which are detailed in 169 targets. Different international institutions have emphasized education's relevance to developing citizens who contribute to the SDGs' achievement for 2030. However,...
Article
Full-text available
Introduction The squat is an exercise that is widely used for the development of strength in sports. However, considering that not all sports gestures are vertical, it is important to investigate the effectiveness of propulsive force stimuli applied in different planes. Objective The main purpose of this study was to determine the influence of max...
Article
Full-text available
The aims of the study were (i) to determine the reliability and concurrent validity of a functional electromechanical dynamometer (FEMD) to measure different isokinetic velocities, and (ii) to identify the real range of isokinetic velocity reached by FEMD for different prescribed velocities. Mean velocities were collected simultaneously with FEMD a...
Article
Full-text available
Purpose: The aim of the study was to analyze the general kinematics of the cycle, leveling of the center of mass and inverted pendulum model in school-age children when they walk at three different auto-selected speeds. Methods: The kinematics of walking cycle, angular actions that contribute to reducing the vertical displacement of body center...
Article
Full-text available
Background: The objective of this study was to establish the reliability of the Humon Hex near-infrared reflectance spectroscopy (NIRS) in determining muscle oxygen saturation (SmO2) and hemoglobin concentration (Hgb) at rest and during isometric and dynamic strength exercises using a functional electromechanical dynamometer (FEMD). Methods: The...
Article
Full-text available
The purpose of this study was to investigate the acute effect of pre-activation with Variable Intra-Repetition Resistance and isometry on the overhead throwing velocity in handball players. Fourteen female handball players took part in the study (age: 21.2 ± 2.7 years, experience: 10.9 ± 3.5 years). For Post-Activation Potentiation, two pre-activat...
Article
Full-text available
The objective of the present study was to determine the association between lifestyle parameters (i.e., physical activity (PA) level, screen time (ST), fitness and food habits) and health-related quality of life (HRQoL) in ethnic ascendant schoolchildren (i.e., Mapuche ascendant). This cross-sectional study included 619 schoolchildren with ethnic (...
Article
Full-text available
The UN Sustainable Development Goals (SDG) show how education is essential for creating values in students. In particular, SDG 4 (quality education) and SDG 5 (gender equality) indicate how co-education should be a sustainable benchmark. Coeducational methodologies have been studied for decades. Among them, cooperative learning is considered a vali...
Article
Full-text available
Background: The evaluation of the force in internal rotation (IR) and external rotation (ER) of the shoulder is commonly used to diagnose possible pathologies or disorders in the glenohumeral joint and to assess patient's status and progression over time. Currently, there is new technology of multiple joint isokinetic dynamometry that allows to ev...
Article
Full-text available
Background Pain assessment is a key measure that accompanies treatments in a wide range of clinical settings. A low-cost valid and reliable pressure algometer would allow objective assessment of pressure pain to assist a variety of health professionals. However, the pressure algometer is often expensive, which limits its daily use in both clinical...
Article
Full-text available
Background: Sleep quality (SQ) plays a role in multiple activities of daily living, but little is known about its role in concurrent training [CT, high-intensity interval (HIIT) plus resistance training (RT)] adaptations for metabolic syndrome (MetS) and health-related quality of life (HRQoL) markers. The aim of the present study was to determine t...
Article
Mental health during the preadolescent years may be determinant for later periods of life; therefore, the factors that influence it need to be studied deeply. The aim of this study was to determine the association between depressive symptoms with physical activity (PA), body image dissatisfaction and weight status in preadolescents. A total of 269...
Article
Full-text available
Introduction: The development of strength has shown to be beneficial to sports performance and health. However, during strength training, they also produce alterations in muscle fatigue indicators, leading to a decrease in the ability to generate strength. Despite this, there is still not enough knowledge about the levels of muscle fatigue generate...
Article
Full-text available
Regular exercise training is a recognized lifestyle strategy to lower resting blood pressure (BP), but little is known about substrate metabolism in population with high BP. Thus, the purpose of this study was to investigate the effects of 16-weeks of HIIT on body composition, BP, cardiorespiratory fitness by V . O2 max , and substrate utilizati...
Article
Full-text available
Background: feelings and behaviours are an important tool that should be considered to prevent early unhealthy lifestyles. Objective: the objective was to determine the association between feelings (i.e., sadness, loneliness, and school behaviour) with lifestyle (i.e., physical activity patterns and nutritional level), and as secondary endpoint...
Article
Full-text available
The association between the changes in lifestyle during coronavirus disease 2019 (COVID-19) confinement and body weight have not been studied deeply. Therefore, the aim of the present study was to determine lifestyle changes, such as eating habits and physical activity (PA) patterns, caused by confinement during the COVID-19 pandemic and to analyze...
Article
Full-text available
Background The effects of Traditional Resistance Training (TRT) and Plyometric Jump Training (PJT) had never been compared in participants that are both sedentary and physically inactive. Results derived from such research may allow important practical applications. Objective The aim of this study was to compare the effects of 4-weeks of TRT versu...
Article
Full-text available
This study aimed to analyse the effects of running velocity on spatiotemporal parameters and step variability in amateur endurance runners, according to sex. A group of 51 males and 46 females performed an incremental running test on a treadmill (10-16 km/h). Spatiotemporal parameters (contact and flight time, step length, step frequency and step a...