Wissem Dhahbi

• PhD Habil.
• Professor (Assistant) at High Institute of Sports and Physical Education of Kef, University of Jendouba, Kef, Tunisia

Background: With the increase in life expectancy, age-related cognitive decline has become a prevalent concern. Physical activity (PA) is increasingly being recognized as a vital non-pharmacological strategy to counteract this decline. This review aimed to i) critically evaluate and synthesize the impact of different PA and exercise modalities (aer...

Purpose: Knee injuries remain a significant challenge in competitive sports, impacting athletic performance, long-term joint health, and healthcare resource utilization. Traditional prevention strategies often focused primarily on strengthening the knee itself. However, emerging evidence supports a joint-by-joint training approach (JBJTA), emphasiz...

ABSTRACT: To investigate the impact of Rondo possession games, played in different field geometries with complex rules, on the development of problem-solving skills and creative thinking abilities in U-13 youth soccer players. In a repeated-measures and a randomized controlled trial study design, twenty-four competitive young male U-13 soccer playe...

The rapid adoption of artificial intelligence (AI) chatbots in academic peer review (PR) has sparked both excitement and concern, raising critical questions about the future of scientific integrity. This paper examined how AI tools, particularly Chat Generative Pre-Trained Transformer, are reshaping scientific PR. As these tools become more prevale...

This review aimed to elucidate the mechanisms through which (i) physical activity (PA) enhances neuroplasticity and cognitive function in neurodegenerative disorders, and (ii) identify specific PA interventions for improving cognitive rehabilitation programs. We conducted a literature search in PubMed, Medline, Scopus, Web of Science, and PsycINFO,...

This study aimed to determine the effects of different bout durations (1 × 12 min, 2 × 6 min and 3 × 4 min) of three‐a‐side (3vs3) and four‐a‐side (4vs4) small sided games (SSGs) with goalkeepers, on the profile of mood state (POMS) scores, and technical performance (percentage of successful passes, percentage of successful tackles, percentage of s...

To examine the effects of exercise type (competitive match vs. VAMEVAL test) and playing position on biomarker responses in elite female soccer players, twenty-one athletes (seven each: defenders, midfielders, attackers) participated in this cohort-based study. Blood samples were collected before and 3 minutes after both a competitive match and VAM...

Aim: This investigation examined the role of sports management in promoting talented youth football players to professional teams in Qatar, specifically evaluating talent development strategies, transition support mechanisms, and organizational challenges. Methods: A cross-sectional quantitative survey assessed talent discovery, development, transi...

The FIFA World Cup's cultural impact extends beyond sporting achievement, fundamentally transforming host nations through complex social and institutional dynamics. This study examines these transformative mechanisms, with particular emphasis on Qatar 2022 as the first Middle Eastern host nation, analysing how mega-sporting events influence cultura...

Musculoskeletal injuries during the “Initial Training Phase” (ITP) are a major medical problem faced by law enforcement agencies worldwide. Aiming to develop an injury prevention strategy, we examined the incidence, type, associated factors, and severity of injuries and secondarily tracked their evolution over time by batches in a police academy. A...

Purpose: The pervasive use of mobile devices has precipitated an increase in musculoskeletal disorders, notably "text neck syndrome" (TNS), characterized by neck pain, stiffness, and dysfunction due to prolonged forward head posture. Traditional management strategies have focused on static posture correction exercises, but recent research advocates...

The World Health Organization's declaration of mpox (formerly known as monkeypox) as a public health emergency of international concern (PHEIC) in July 2022, followed by its resurgence in 2024, has sparked concerns about its potential impact on sports, especially contact sports such as football. Although mpox is not a pandemic (as of late September...

Context : The aim of this study was to investigate the effects of 8-week ballistic-strength-training program using a validated specific throwing device (ie, Arm/Shoulder Specific Strength Device), on isokinetic shoulders’ rotation muscle-torques and ratios as well as range of motion in team handball players. Design : A repeated-measures experimenta...

This study aimed to explore the feasibility and face validity of predicting maximum strength 1 repetition maximum (1-RM) and 4-6 RM in athletes across different sports specialties, based on the relationship between muscle strength and BM. One hundred fifteen male athletes, aged 23.63 6 6.77 years and participating in diverse sports specialties , we...

Background: Research in sports medicine and exercise science has experienced significant growth over recent years. With this expansion, there has been a concomitant rise in ethical challenges specific to these disciplines. While various ethical guidelines exist for numerous scientific fields, a comprehensive set tailored specifically for sports med...

The study aimed to examine the impact of high-intensity Small-Sided Games (SSGs) with coaches' verbal encouragement (VE) on soccer players' aerobic performance, mood state, satisfaction and subjective effort. Forty-three semi-professional male soccer players were randomly assigned

Objectives: This study aimed to explore the discriminative capacity of the Tennis-specific Incremental Aerobic Test (TSIAT) in differentiating between international level tennis players (IP) and regional level tennis players (RP), scrutinize the absolute and relative inter-session reliabilities of TSIAT, and assess the sensitivity and the Minimal D...

Introduction Submaximal strength testing appears to be valid to prescribe the intensity for strength training protocols that reduce the risk of injuries and testing time. Objective This study aimed to assess the predictive ability of body mass parameters to estimate 4-6 repetitions maximum (4-6 RM) of Leg press 45°, Chest press, and Pull-down exer...

Artificial intelligence chatbots may fundamentally transform academic research, automate mundane tasks, and enhance productivity. However, the integration of artificial intelligence chatbots (AIc) is impeded by a complex stigma deeply rooted in individuals' misconceptions and apprehension, including concerns about academic integrity, job displaceme...

Artificial intelligence chatbots may fundamentally transform academic research, automate mundane tasks, and enhance productivity. However, the integration of artificial intelligence chatbots (AIc) is impeded by a complex stigma deeply rooted in individuals’ misconceptions and apprehension, including concerns about academic integrity, job displaceme...

Introduction Submaximal strength testing appears to be valid to prescribe the intensity for strength training protocols that reduce the risk of injuries and testing time. Objective This study aimed to assess the predictive ability of body mass parameters to estimate 4-6 repetitions maximum (4-6 RM) of Leg press 45°, Chest press, and Pull-down exer...

Nitrogen (N) and phosphorus (P) are the two most important nutrients in the soil, they have a very necessary role in agricultural soils. These two nutrients are essential for increasing agricultural yield. However, their application needs to be carefully evaluated to avoid the risk of contamination and degradation of soil quality. This study was ca...

Movement velocity has been viewed as one of the bilateral deficit (BLD) determinants. This research tested the velocity effect on BLD during a half-squat exercise. The role of muscle excitation in BLD was also assessed. BLD amplitude was assessed in 12 male soccer players while performing a half-squat exercise with incremental load. During the exer...

Abstract: Background and Objectives: Table tennis represents one of the fastest ball games in the world and, as such, is characterized by unique physiological demands. Despite its popularity, there is a dearth of data related to table-tennis-related risk factors and injuries. Therefore, the present review was conducted to fill in this gap of knowle...

This study aimed to assess the predictive ability of body mass to estimate 4-6 repetitions maximum of pectoral machine, leg extension, and leg press exercises to optimize the one repetition maximum assessment. For this purpose, fourteen male soccer players (age 24.14 ± 4.66 years; body mass 76.52 ± 6.35 kg; height 1.83 ± 0.06 m; training experience...

Purpose Rhythmic (RG) and artistic gymnastics (AG) are very popular female sports. These two disciplines share some common points but, at the same time, they display some relevant differences in terms of physical and technical characteristics. The aim of this study was as follows: (1) to clarify how gymnastic training background over the years coul...

Post-exercise recovery is a complex process involving a return of performance and a physiological or perceptual feeling close to pre-exercise status. The hypothesis of this study is that the device investigated here is effective in evaluating the recovery state of professional cyclists in order to plan effective training. Ten professional male cycl...

Reducing bodyweight within a short time participating in kicking combat sports can adversely affect health. This study’s aim creating an improved model to categorize athletes in kicking combat sports. The investigation focused on 795 athletes (11-24 years), participating in the Croatian National Taekwondo Championship. The sample included athletes...

Objectives The study investigated the effect of combined sprint and resistance training (CSRT) on red blood cell (RBC) count, hemoglobin (Hb), hematocrit (Hct), plasma volume (PV) variation at rest and during exercise. Equipment and methods Twenty-eight moderately trained were randomly assigned into a young trained (YT), young control (YC), middle...

Purpose: To explore the immediate (15-s post-warm-up) and the delayed (after 20 and 40 min of simulated volleyball play) effects of 2 different warm-up protocols-a stretching-free volleyball warm-up (NS) and a warm-up incorporating dynamic stretching (DS)-on subsequent change of direction (COD) performance in young elite volleyball players. Metho...

Main aim of this study was examining validity and reliability of using a new specific Parkour repeated sprint ability test (SPRSA) for assessing repeated sprint ability while facing obstacles and establishing between-day reliability and sensitivity of SPRSA related to its physiological and performance responses. Thirteen high-level traceurs (three...

Purpose: This study aims to explore the effect of 4 different warm-up strategies using weighted vests, and to determine the specific optimal recovery duration required to optimize the repeated change of direction (RCOD) performance in young soccer players. Methods: Nineteen male soccer players (age: 18±0.88 years, body-mass: 69.85±7.68 kg, body-...

The purpose of the present investigation was to follow-up the effect of specific commandos’ training-cycles (SCTCs) on upper-body strength resistance and running endurance performance, as well as determine whether variation in seasonal parameters has any effect on physical performance. Fourteen SCTCs were held over eight years, involving 466 partic...

Push-ups represent one of the simplest and most popular strengthening exercise. The aim of this study was to systematically review and critically appraise the literature on the kinetics-related characteristics of different types of push-ups, with the objective of optimising training prescription and exercise-related load. A systematic search was co...

The purpose of this study was to assess the logical and ecological validity of five explosive push-up variations as a means of upper-body power assessment, using the factorial characterization of ground reaction force-based (GRF-based) parameter outputs. Thirty-seven highly active commando soldiers (age: 23.3±1.5 years; body mass: 78.7±9.7 kg; body...

Čular, D, Dhahbi, W, Kolak, I, Iacono, AD, Bešlija, T, Laffaye, G, and Padulo, J. Reliability, sensitivity, and minimal detectable change of a new specific climbing test for assessing asymmetry in reach technique. J Strength Cond Res XX(X): 000-000, 2018-The aims of this study were to establish intertrial and intersession reliability, sensitivity,...

The aim of this investigation was to compare serum growth hormone (GH), insulin-like growth factor-1 (IGF-1) and insulin-like growth factor-binding protein-3 (IGFBP-3) in response to a combined sprint and resistance training (CSRT) program in young and middle-aged men.Thirty-eight healthy, moderately trained men participated in this study. Young an...

Background: The aim of the present research was to study the effect of myrtle fruit (Myrtus Communis L.) supplementation on upper-body, lower-body strength and blood content in young men and women as well. METHODS: Thirty-two healthy, moderately trained athletes (20.2±0.8 years) participated in this study. They were randomly divided in four groups...

Common methods to estimate vertical jump height (VJH) are based on the measurements of flight time (FT) or vertical reaction force. This study aimed to assess the measurement errors when estimating the VJH with flight time using photocell devices in comparison with the gold standard jump height measured by a force plate (FP). The second purpose was...

Purpose: This study examined differences between ground reaction force (GRF)-based parameters collected from five types of plyometric push-ups. Between-trial reliability and the relationships between parameters were also assessed. Methods: Thirty-seven highly active commando soldiers performed three trials of five variations of the plyometric pu...

This study examined differences between ground reaction force (GRF)-based parameters associated with five types of plyometric push-ups. Further, between-trial reliability was assessed. The present data indicate that there is a variety of differences in kinetic parameters between the selected upper-limbs plyometric exercises studied. The intensity o...

Although the Rope Climbing Test (RCT) has been validated for upper body power assessment of Commando soldiers, the external responsiveness and intra-session reliability of the RCT have not been reported. In order to examine RCT external responsiveness and intra-session reliability, this study consisted of two separate phases. Forty male soldiers be...

PURPOSE: The aim of this study was to examine the concurrent validity, absolute and relative reliabilities of a Commando-specific power test. METHODS: Twenty-one anti-terrorism commandos participated in this study. All participants were assessed on: 5-m Rope-climbing-test (RCT), and the following tests: pull-ups, push-ups, estimated-1RM on bench pr...

This study compared the effect of counter-movement-jump (CMJ)-based recovery on repeated-sprint-ability (RSA). Eighteen male footballers (16 ± 0 years, 65 ± 10 kg, 1.74 ± 0.10 m) performed three RSA-tests. RSA-1/-3 were performed according to standard procedures, while three CMJs (over 10″) - as a potential fatigue-determinant and/or running mechan...

Background Quantified gait analysis is a rising technology used increasingly to assess motor disorders. Normal reference data are required in order to evaluate patients, but there are no reference data available for the Tunisian healthy population. Aim To assess the features of normal Tunisian gait pattern, and examine the intrinsic reliability of...