Timur Vakhidov

• Sechenov University

Objective: To study the effects of mouth rinsing with solutions of different taste characteristics on performance indicators and internal load parameters in team sport athletes. Data Sources: A systematic review was conducted according to PRISMA guidelines with pre-defined PICOS criteria. Publication searches were performed in the Cochrane Library...

Objective: To investigate the relationship between repeat sprint ability (RSA) and sport-specific skills in elite youth soccer players. Study Design: Cross-sectional. Subjects: Sixty-seven elite youth soccer players. Observation Technique: The test battery assessed speed and strength (30-m sprint, countermovement jump), sport-specific skills (chang...

Objective: To examine the relationship between fatigue induced by sport-specific high-intensity load, rate of perceived exertion (RPE), heart rate (HR), and delayed onset muscle soreness (DOMS) in young elite soccer players. Study Design: Cross-sectional. Subjects: A total of 67 elite young soccer players. Observation Technique: The test battery in...

Background: Although the importance of maintaining optimal vitamin D levels is wellrecognized, vitamin D deficiency among athletes remains prevalent, particularly in regions located above 40 degrees north latitude. The study aimed to evaluate weekly cholecalciferol supplementation in correcting vitamin D deficiency in young soccer players. Methods:...

The widespread prevalence of vitamin D deficiency among young elite soccer players living above 40°north latitude is a significant issue. Considering the adverse effects of vitamin D deficiency, it is crucial to investigate its prevalence and the effectiveness of self-used preventive strategies among high-risk groups. This study involved 209 young...

The aim of the study was to examine the safety and effects of relatively high caffeine doses on physical performance and sport-specific skills of young elite soccer players. Fifty-four soccer players from an elite Russian soccer academy participated in the blinded randomised placebo-controlled study with a double-blinded and balanced design. Partic...

Aim: To examine the effect of a single high dose of caffeine on visual reaction time (VRT) in young elite soccer players at rest and under different intensity physical exercise conditions. Materials and methods: In a double-blind, placebo-controlled randomized study with a balanced design, 54 soccer players from one of the leading Russian soccer a...

Te widespread prevalence of vitamin D defciency among young elite soccer players living above 40°north latitude is a signifcant issue. Considering the adverse efects of vitamin D defciency, it is crucial to investigate its prevalence and the efectiveness of self-used preventive strategies among high-risk groups. Tis study involved 209 young athlete...

Background Modern elite football places extremely high demands on the athlete's body, so it is of practical interest to study the effect of various dietary supplements on load tolerance and postexercise recovery. Furthermore, there is a lack of research on the effects of caffeine on key measures of load tolerance in football such as delayed‐onset m...

This research aimed to examine the dynamics of changes in sprint and long jump performance and the age of gender divergence in well-trained young athletes specialising in athletics. Data were collected from 1249 male and 1497 female athletes aged 10 to 15 years who participated in the final round of the annual national athletics tournament “Shipovk...

Background: There is a lack of studies on the effects of caffeine in relatively high doses on the performance and sports-specific skills of young soccer players conducted under stereotypical conditions.1 The main study objective was to examine the pharmacological and expected effect of acute caffeine ingestion (400 mg) on speed, strength, speed end...

To investigate any age-related differences during specific athletic events highlighting strength and speed characteristics in well-trained adolescents.

Sepsis and its complication in the form of acute respiratory distress syndrome (ARDS) are the main causes of death in hospital settings. The current review discusses the recent concepts of sepsis and ARDS pathogenesis, as well as the role of specialized proresolving mediators of inflammation in determining their course and outcomes. A special empha...

Синдром перетренированности (СП) — накопление тренировочного и/или не тренировочного стресса, приводящее к долгосрочному снижению работоспособности с сопутствующими признаками дезадаптации или без них. Проявления СП включают дисфункцию многих систем организма, в том числе сердечно-сосудистой (ССС) [Armstrong и соавт., 2022]. Однако в рекомендациях...

Кофеин относится к эргогенным субстанциям с доказанной эффективностью в отношении физической работоспособности [Jiménez и соавт., 2021] и поэтому широко применяется спортсменами. Конечно, как и любая субстанция, кофеин не лишен способности вызвать побочные эффекты и, наверное, самое частое, что можно услышать о кофеине — это его неблагоприятное воз...

Aim: to study the prevalence of alcohol and pre-workout caffeine use and their impact on sleep quality and injury among the young soccer players. Methods: this study examined the prevalence of alcoholic beverages and pre-workout caffeine consumption in young soccer players, as well as the effect of these substances on sleep disorders and injuries a...

Aim: to study the quality of sleep and the relationship between sleep disorders and injury among young elite soccer players. Methods: the study summarizes data from relevant questionnaires obtained through anonymous cohort testing of 236 male football players from leading football academies, two farm teams of leading Russian Premier League clubs an...