Alexandra Avloniti

ORCID: 0000-0003-1406-039X
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About
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Research Areas
  • Sports Performance and Training
  • Exercise and Physiological Responses
  • Sports injuries and prevention
  • Muscle metabolism and nutrition
  • Cardiovascular and exercise physiology
  • Bone health and osteoporosis research
  • Adipose Tissue and Metabolism
  • Children's Physical and Motor Development
  • Body Composition Measurement Techniques
  • Genetics and Physical Performance
  • Cardiovascular Effects of Exercise
  • Nutrition and Health in Aging
  • Physical Activity and Health
  • Thermoregulation and physiological responses
  • Stress Responses and Cortisol
  • Dialysis and Renal Disease Management
  • Occupational Health and Performance
  • Vitamin D Research Studies
  • Muscle and Compartmental Disorders
  • Vitamin C and Antioxidants Research
  • Peripheral Artery Disease Management
  • Climate Change and Health Impacts
  • Diet and metabolism studies
  • Physical Education and Gymnastics
  • Uterine Myomas and Treatments

Democritus University of Thrace
2014-2025

To identify the physiological and anthropometric predictors of rhythmic gymnastics performance, which was defined from total ranking score each athlete in a national competition.Thirty-four gymnasts were divided into 2 groups, elite (n = 15) nonelite 19), they underwent battery anthropometric, physical fitness, measurements. The principal-components analysis extracted 6 components: flexibility, explosive strength, aerobic capacity, body dimensions, anaerobic metabolism. These used...

10.1123/ijspp.3.1.41 article EN International Journal of Sports Physiology and Performance 2008-03-01

Plyometric training (PT) is a widely used method to improve muscle ability generate explosive power. This study aimed determine whether preadolescent boys exhibit plyometric trainability or not. Forty-five children were randomly assigned either control (CG, N = 21, 10.6 ± 0.5 years; participated only in regular soccer practice) group (PTG, 24, 0.6 practice plus exercise protocol). Both groups trained for 12 weeks during the in-season period. The PT exercises (forward hopping, lateral...

10.1519/jsc.0b013e3182541ec6 article EN The Journal of Strength and Conditioning Research 2012-03-27

Chatzinikolaou, A, Fatouros, IG, Gourgoulis, V, Avloniti, Jamurtas, AZ, Nikolaidis, MG, Douroudos, I, Michailidis, Y, Beneka, Malliou, P, Tofas, T, Georgiadis, Mandalidis, D, and Taxildaris, K. Time course of changes in performance inflammatory responses after acute plyometric exercise. J Strength Cond Res 24(5): 1389-1398, 2010-The objectives the present investigation were to study an bout intense exercise during a prolonged recovery period. Participants randomly assigned either...

10.1519/jsc.0b013e3181d1d318 article EN The Journal of Strength and Conditioning Research 2010-05-01

Basketball incorporates intense eccentric muscle activity that induces microtrauma and an inflammatory response. This study investigated time-dependent performance responses during a weekly microcycle after basketball match. Twenty elite-standard players underwent trial comprised match followed by 6-day simulated in-season microcycle. The was preceded control condition did not have Blood sampling tests of maximal-intensity exercise damage occurred before each condition, immediately the daily...

10.1080/02640414.2013.865251 article EN Journal of Sports Sciences 2014-01-30

This randomized controlled trial examined body mass, composition, energy balance and performance responses of previously sedentary overweight/obese women to a circuit-type integrated neuromuscular training program with alternative modalities. Forty-nine healthy overweight or class I obese females (36.4±4.4 yrs) were randomly assigned either control (N = 21), 14) training-detraining group. In weeks 1-20, the groups trained three times/week using 10-12 whole-body exercises progressively...

10.1371/journal.pone.0202390 article EN cc-by PLoS ONE 2018-08-23

The purpose of this study was to determine the recovery rate football skill performance following resistance exercise moderate or high intensity. Ten elite players participated in three different trials: control, low-intensity (4 sets, 8-10 repetitions/set, 65-70% 1 repetition maximum [1RM]) and high-intensity 4-6 85-90% 1RM) a counterbalanced manner. In each experimental condition, participants were evaluated pre, post, at 24, 48, 72 h post time points. Football assessed through...

10.1080/02640414.2012.746725 article EN Journal of Sports Sciences 2013-01-09

We examined the temporal changes of isokinetic strength performance knee flexor (KF) and extensor (KE) after a football match. Players were randomly assigned to control (N = 14, participated only in measurements practices) or an experimental group 20, also match). Participants trained daily during two days Match training overload was monitored with GPS devices. Venous blood sampled muscle damage assessed pre-match, post-match at 12h, 36h 60h post-match. Isometric as well eccentric concentric...

10.1371/journal.pone.0128072 article EN cc-by PLoS ONE 2015-06-04

Abstract Panagoulis, C, Chatzinikolaou, A, Avloniti, Leontsini, D, Deli, CK, Draganidis, Stampoulis, T, Oikonomou, Papanikolaou, K, Rafailakis, L, Kambas, Jamurtas, AZ, and Fatouros, IG. In-season integrative neuromuscular strength training improves performance of early-adolescent soccer athletes. J Strength Cond Res 34(2): 516–526, 2020—Although forms (INT) are used extensively for injury prevention treatment, no information exists about its effects on adolescent We investigated the an...

10.1519/jsc.0000000000002938 article EN The Journal of Strength and Conditioning Research 2018-11-15

Background/Objectives: The purpose of the study was to investigate effects a priming training session with either light or heavy load snatch and clean pulls on weightlifting performance. Methods: Twelve well-trained weightlifters (seven males five females) participated in study. athletes followed counterbalanced design comparing three treatments, including day rest (control) two sessions involving different derivatives—the pulls—which were performed 80% one-repetition maximum (1-RM) (LP)...

10.3390/jfmk10010052 article EN cc-by Journal of Functional Morphology and Kinesiology 2025-01-30

OBJECTIVE—To investigate the effect of acute resistance exercise on adipose tissue triacylglycerol lipase activity (TGLA) in lean and obese men. RESEARCH DESIGN AND METHODS—Nine eight men performed 30 min circuit exercise. Adipose blood were sampled during for TGLA, metabolite, hormone determinations. Respiratory exchange ratio (RER) was measured throughout RESULTS—Energy expenditure relative to body mass higher RER men, suggesting lower fat oxidation. TGLA increased 18-fold at 5 16-fold 10...

10.2337/dc08-0072 article EN cc-by-nc-nd Diabetes Care 2008-06-07

Weight-bearing exercise during growth exerts positive effects on the skeleton. Our objective was to test hypothesis that long-term elite rhythmic gymnastics volumetric bone mineral density and geometry determine whether exercise-induced adaptation is associated with increased periosteal formation or medullary contraction using tibial peripheral quantitative computed tomography turnover markers.We conducted a cross-sectional study at tertiary center.We studied 26 premenarcheal female gymnasts...

10.1210/jc.2009-2382 article EN The Journal of Clinical Endocrinology & Metabolism 2010-04-08

Purpose The determinants of areal bone mineral density (aBMD) and hip geometry estimates in adolescent athletes are poorly understood. This study aimed to identify the aBMD male athletes. Methods One hundred twenty-one men (13.1 ± 0.1 yr) were measured: 41 swimmers, 37 footballers, 29 cyclists, 14 controls. Dual energy X-ray absorptiometry measured at lumbar spine, femoral neck total body. Hip structural analysis evaluated neck. Multiple linear regression examined contribution sports...

10.1249/mss.0000000000001233 article EN Medicine & Science in Sports & Exercise 2017-02-14

Exercise is a paradigm of stress situation. The adaptive response to stressors comprises the activation hypothalamic–pituitary–adrenal (HPA) axis and components autonomic sympathetic system. An aseptic inflammatory reaction triggered by exercise, involving stimulation so-called proinflammatory cytokines, such as tumor necrosis factor α (TNFα), interleukin-1 (IL-1), IL-6. anti-inflammatory cytokines IL-2, IL-8, IL-10 increase moderately during resistance exercise. To investigate effect short...

10.3109/10253891003743432 article EN Stress 2010-07-28

This study investigated the time-course of performance and inflammatory responses during a simulated 6-day in-season microcycle following team handball (TH) game. Twenty-four players participated in 1-week control trial an experimental (TH game participation followed by training microcycle). Concentrations lactate, glucose, glycerol, triglycerides, nonesterified fatty acids (NEFAs), ammonia were measured pregame postgame. Heart rate (HR) was monitored Performance (jumping, speed, agility,...

10.1519/jsc.0000000000000330 article EN The Journal of Strength and Conditioning Research 2013-12-16

Abstract The ubiquitin–proteasome system (UPS) is the main cellular proteolytic responsible for degradation of normal and abnormal (e.g. oxidised) proteins. Under catabolic conditions characterised by chronic inflammation, UPS activated resulting in proteolysis, muscle wasting impaired function. Milk proteins provide sulphur-containing amino acid have been proposed to affect inflammation. However, response aseptic inflammation protein supplementation largely unknown. aim this study was...

10.1017/s0007114517001829 article EN British Journal Of Nutrition 2017-08-14

Obesity is associated with high mortality and morbidity rates low levels of quality life among adults globally. It critical to examine evidence-based practices for developing lifestyle behavioral changes such as physical movement structured exercise training. The DoIT protocol, a high-intensity interval training (HIIT) program, effectively reduces body mass, alters energy balance, improves performance obese adherence rate. This study aims determine the dose-response effects protocol on...

10.1016/j.conctc.2019.100386 article EN cc-by-nc-nd Contemporary Clinical Trials Communications 2019-05-23

Abstract Vantarakis, A, Chatzinikolaou, Avloniti, Vezos, N, Douroudos, II, Draganidis, D, Jamurtas, AΖ, Kambas, Kalligeros, S, and Fatouros, IG. A 2-month linear periodized resistance exercise training improved musculoskeletal fitness specific conditioning of navy cadets. J Strength Cond Res 31(5): 1362–1370, 2017—Major objectives army are the development readiness, performance, injury prevention. Numerous studies have examined effect strength (ST) programs on performance Special Forces...

10.1519/jsc.0000000000001599 article EN The Journal of Strength and Conditioning Research 2016-08-20

To investigate the effect of a complex, short-term strength/power training protocol on performance and body composition elite early adolescent soccer players.Twenty-two players (14-15 y) were randomly assigned to (1) an experimental group (N = 12; participated in 5-wk with traditional multijoint power resistance exercises, Olympic-style lifts, plyometric drills, speed work; 4 times per week) or (2) control 10). Strength (jumping, speed, change direction, repeated sprint ability, endurance,...

10.1123/ijspp.2017-0763 article EN International Journal of Sports Physiology and Performance 2018-02-12

Avloniti, A, Chatzinikolaou, Fatouros, IG, C, Protopapa, M, Draganidis, D, Stampoulis, T, Leontsini, Mavropalias, G, Gounelas, and Kambas, A. The acute effects of static stretching on speed agility performance depend stretch duration conditioning level. J Strength Cond Res 30(10): 2767-2773, 2016-Although (SS) is an integral part physical preparation before training competition, its usefulness in regards to power improvement has been questioned. aim this study was investigate the effect 6 SS...

10.1519/jsc.0000000000000568 article EN The Journal of Strength and Conditioning Research 2014-06-18

Redox status (RS) perturbations and inflammation are fundamental features of chronic kidney disease (CKD) that substantially exacerbated in end-stage renal (ESRD). This study aimed at investigating the efficacy a 6-month intradialytic exercise training program on RS, physical performance patients with ESRD. Twenty hemodialysis (HD) (17 males, three females) were randomly assigned to either an (bedside cycling) group (TR; n = 10) or control (CON; for 6 months. Anthropometrics [body mass...

10.3390/antiox9090868 article EN cc-by Antioxidants 2020-09-15
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