Jarek Mäestu

Summary

Affiliation: University of Tartu
Country: Estonia

Publications

  1. ncbi request reprint Ace I/D polymorphism is associated with habitual physical activity in pubertal boys
    Jarek Mäestu
    Department of Coaching Sciences, Centre of Social, Behavioural and Health Sciences, University of Tartu, Ravila 14a, 50411, Tartu, Estonia
    J Physiol Sci 63:427-34. 2013
  2. doi request reprint Anabolic and catabolic hormones and energy balance of the male bodybuilders during the preparation for the competition
    Jarek Mäestu
    Institute of Sport Pedagogy and Coaching Sciences, Center of Behavioral and Health Sciences, University of Tartu, Tartu, Estonia
    J Strength Cond Res 24:1074-81. 2010
  3. doi request reprint Visfatin and adiponectin levels in children: relationships with physical activity and metabolic parameters
    Jarek Mäestu
    Faculty of Exercise and Sport Sciences, Centre of Behavioral and Health Sciences, University of Tartu, Tartu, Estonia
    Med Sport Sci 55:56-68. 2010
  4. ncbi request reprint Performance improvement is associated with higher postexercise responses in interleukin-6 and tumor necrosis factor concentrations
    J Maestu
    Department of Kinanthropometry, Faculty of Exercise and Sport Sciences, Centre of Behavioural and Health StudiesUniversity of Tartu, Tartu, Estonia
    J Sports Med Phys Fitness 50:524-9. 2010
  5. doi request reprint Increases in ghrelin and decreases in leptin without altering adiponectin during extreme weight loss in male competitive bodybuilders
    Jarek Mäestu
    Department of Psychology, Centre of Behavioral and Health Sciences, University of Tartu, 50104 Tartu, Estonia
    Metabolism 57:221-5. 2008
  6. ncbi request reprint Associations between an alpha 2A adrenergic receptor gene polymorphism and adolescent personality
    Jarek Mäestu
    Department of Psychology, Centre of Behavioural and Health Sciences, University of Tartu, Tartu, Estonia
    Am J Med Genet B Neuropsychiatr Genet 147:418-23. 2008
  7. ncbi request reprint Electromyographic and neuromuscular fatigue thresholds as concepts of fatigue
    Jarek Mäestu
    Department of Psychology, Centre of Behavioral and Health Sciences, University of Tartu, Estonia
    J Strength Cond Res 20:824-8. 2006
  8. doi request reprint Plasma visfatin and ghrelin response to prolonged sculling in competitive male rowers
    Jaak Jürimäe
    Center of Behavioral and Health Sciences, Institute of Sport Pedagogy and Coaching Sciences, University of Tartu, Tartu, Estonia
    Med Sci Sports Exerc 41:137-43. 2009
  9. ncbi request reprint Plasma ghrelin responses to acute sculling exercises in elite male rowers
    Jaak Jürimäe
    Institute of Sport Pedagogy and Coaching Sciences, Centre of Behavioral and Health Sciences, University of Tartu, Tartu, Estonia
    Eur J Appl Physiol 99:467-74. 2007
  10. doi request reprint Negative correlation between serum IL-6 level and cardiorespiratory fitness in 10- to 11-year-old boys with increased BMI
    Liina Utsal
    Faculty of Exercise and Sport Sciences, University of Tartu, 50090, Tartu, Estonia
    J Pediatr Endocrinol Metab 26:503-8. 2013

Collaborators

Detail Information

Publications31

  1. ncbi request reprint Ace I/D polymorphism is associated with habitual physical activity in pubertal boys
    Jarek Mäestu
    Department of Coaching Sciences, Centre of Social, Behavioural and Health Sciences, University of Tartu, Ravila 14a, 50411, Tartu, Estonia
    J Physiol Sci 63:427-34. 2013
    ..031; η (2) = 0.20), with screen time as covariate. In conclusion, ACE gene has a significant effect on sedentary, light and total physical activity levels in healthy 12-year-old boys. ..
  2. doi request reprint Anabolic and catabolic hormones and energy balance of the male bodybuilders during the preparation for the competition
    Jarek Mäestu
    Institute of Sport Pedagogy and Coaching Sciences, Center of Behavioral and Health Sciences, University of Tartu, Tartu, Estonia
    J Strength Cond Res 24:1074-81. 2010
    ..Other nutritional strategies might be needed to prevent possible catabolic effect during preparation of bodybuilders to competition...
  3. doi request reprint Visfatin and adiponectin levels in children: relationships with physical activity and metabolic parameters
    Jarek Mäestu
    Faculty of Exercise and Sport Sciences, Centre of Behavioral and Health Sciences, University of Tartu, Tartu, Estonia
    Med Sport Sci 55:56-68. 2010
    ..The aim of this review is to provide an overview of the contribution of vistafin and adiponectin to various metabolic parameters and their relationship with different physical activity patterns in children and adolescents...
  4. ncbi request reprint Performance improvement is associated with higher postexercise responses in interleukin-6 and tumor necrosis factor concentrations
    J Maestu
    Department of Kinanthropometry, Faculty of Exercise and Sport Sciences, Centre of Behavioural and Health StudiesUniversity of Tartu, Tartu, Estonia
    J Sports Med Phys Fitness 50:524-9. 2010
    ..The aim of this study was to investigate the postexercise concentrations in IL-6 and TNF-α during maximal 6000 meter time trial in conditions with improved performance capacity...
  5. doi request reprint Increases in ghrelin and decreases in leptin without altering adiponectin during extreme weight loss in male competitive bodybuilders
    Jarek Mäestu
    Department of Psychology, Centre of Behavioral and Health Sciences, University of Tartu, 50104 Tartu, Estonia
    Metabolism 57:221-5. 2008
    ..In conclusion, ghrelin concentration significantly increases, but is suppressed in conditions of limited energy availability that is accompanied by significant body mass loss in male subjects with initial low body fat values...
  6. ncbi request reprint Associations between an alpha 2A adrenergic receptor gene polymorphism and adolescent personality
    Jarek Mäestu
    Department of Psychology, Centre of Behavioural and Health Sciences, University of Tartu, Tartu, Estonia
    Am J Med Genet B Neuropsychiatr Genet 147:418-23. 2008
    ..It is concluded that the gene polymorphism in the ADRA2A has an influence on personality traits in adolescents...
  7. ncbi request reprint Electromyographic and neuromuscular fatigue thresholds as concepts of fatigue
    Jarek Mäestu
    Department of Psychology, Centre of Behavioral and Health Sciences, University of Tartu, Estonia
    J Strength Cond Res 20:824-8. 2006
    ..NMFT indicates the performance capacity of the muscles; therefore, it helps coaches to better predict top athletes' performance...
  8. doi request reprint Plasma visfatin and ghrelin response to prolonged sculling in competitive male rowers
    Jaak Jürimäe
    Center of Behavioral and Health Sciences, Institute of Sport Pedagogy and Coaching Sciences, University of Tartu, Tartu, Estonia
    Med Sci Sports Exerc 41:137-43. 2009
    ..The aim of this investigation was to measure plasma visfatin and ghrelin responses to a single endurance rowing training session in male competitive single scull rowers...
  9. ncbi request reprint Plasma ghrelin responses to acute sculling exercises in elite male rowers
    Jaak Jürimäe
    Institute of Sport Pedagogy and Coaching Sciences, Centre of Behavioral and Health Sciences, University of Tartu, Tartu, Estonia
    Eur J Appl Physiol 99:467-74. 2007
    ..The acute constant load sculling exercise above or below IAT that increased GH concentrations did not significantly increase the circulating plasma ghrelin levels...
  10. doi request reprint Negative correlation between serum IL-6 level and cardiorespiratory fitness in 10- to 11-year-old boys with increased BMI
    Liina Utsal
    Faculty of Exercise and Sport Sciences, University of Tartu, 50090, Tartu, Estonia
    J Pediatr Endocrinol Metab 26:503-8. 2013
    ....
  11. ncbi request reprint Phase of oral contraceptive cycle and endurance capacity of rowers
    Sille Vaiksaar
    Institute of Sport Pedagogy and Coaching Sciences, University of Tartu, 18 Ulikooli Street, Tartu 50090, Estonia
    Percept Mot Skills 113:764-72. 2011
    ..Endurance-trained female athletes on oral contraceptives should not worry about the possible differences in substrate oxidation during everyday training at different phases of the oral contraceptive cycle...
  12. ncbi request reprint Aerobic-anaerobic transition intensity measured via EMG signals in athletes with different physical activity patterns
    Jaak Jürimäe
    Institute of Sport Pedagogy and Coaching Sciences, University of Tartu, Tartu, Estonia
    Eur J Appl Physiol 101:341-6. 2007
    ..73-0.83) and were highly correlated to each other (r = 0.57-0.88). In conclusion, EMGT can be used to determine the VT2 for individuals independent of sport specificity or performance level...
  13. doi request reprint No effect of menstrual cycle phase and oral contraceptive use on endurance performance in rowers
    Sille Vaiksaar
    Institute of Sport Pedagogy and Coaching Sciences, Center of Behavioral, Social and Health Sciences, University of Tartu, Tartu, Estonia
    J Strength Cond Res 25:1571-8. 2011
    ..Therefore, normally menstruating female rowers and female rowers taking OC pills should not be concerned about the timing of their menstrual cycle with regard to optimized sport-specific endurance performance...
  14. doi request reprint Bone mineral density in 11-13-year-old boys: relative importance of the weight status and body composition factors
    Arturs Ivuskans
    Faculty of Exercise and Sport Sciences, University of Tartu, Jakobi 5, 51014 Tartu, Estonia
    Rheumatol Int 33:1681-7. 2013
    ..Excessive adiposity does not have a protective effect on the development of BMAD in growing boys reaching puberty...
  15. ncbi request reprint Anthropometry, somatotypes, and aerobic power in ballet, contemporary dance, and dancesport
    Helena Liiv
    Faculty of Exercise and Sport Sciences, University of Tartu, Jakobi 5, Tartu 51014, Estonia Tel 372 5291059, 372 737 5372, fax 372 737 5373
    Med Probl Perform Art 28:207-11. 2013
    ..Based on this study, we conclude that dancers in these three styles differ in some aspects of anthropometric variables, somatotypes, and aerobic capacity, but we cannot say is it because of the training or selection or both. ..
  16. doi request reprint Bone turnover markers during pubertal development: relationships with growth factors and adipocytokines
    Jaak Jürimäe
    Institute of Sport Pedagogy and Coaching Sciences, Center of Behavioral and Health Sciences, University of Tartu, Tartu, Estonia
    Med Sport Sci 55:114-27. 2010
    ..Taken together, bone mineral accrual during puberty is a complex interaction between physical activity pattern, various body composition parameters, specific growth factors and adipocytokines, and also sex hormones...
  17. doi request reprint The influence of increased training volume on cytokines and ghrelin concentration in college level male rowers
    Raul Rämson
    Institute of Sport Pedagogy and Coaching Sciences, Centre of Behavioural and Health Sciences, University of Tartu, Jakobi 5, 51014 Tartu, Estonia
    Eur J Appl Physiol 104:839-46. 2008
    ..TNF-alpha was significantly increased POST exercise only at T2. In conclusion, high-volume training causes alterations of post exercise leptin and TNF-alpha, while increases in ghrelin are down regulated...
  18. ncbi request reprint Behavior of testosterone and cortisol during an intensity-controlled high-volume training period measured by a training task-specific test in men rowers
    Raul Rämson
    Institute of Sport Pedagogy and Coaching Sciences, Centre of Behavioral and Health Sciences, University of Tartu, Tartu, Estonia
    J Strength Cond Res 23:645-51. 2009
    ..063). In conclusion, changes in the concentrations of testosterone and cortisol after long-distance rowing indicate decreased adaptivity after the training-specific performance test...
  19. ncbi request reprint The relationship between serotonin transporter gene promoter polymorphism and serum lipid levels at young age in a longitudinal population-representative study
    Katrin Tomson
    Department of Psychology, Estonian Centre of Behavioural and Health Sciences, University of Tartu, Estonia
    Prog Neuropsychopharmacol Biol Psychiatry 35:1857-62. 2011
    ..These associations were independent of gender. Thus the 5-HTTLPR can be associated with the serum lipid levels and in particular low-density lipoproteins already in a young age...
  20. ncbi request reprint Effect of heavy increase in training stress on the plasma leptin concentration in highly trained male rowers
    Jarek Mäestu
    Chair of Sport Pedagogy, Faculty of Exercise and Sport Sciences, University of Tartu, Tartu, Estonia
    Horm Res 59:91-4. 2003
    ..To characterize the effects of a heavy increase in training stress followed by a reduced stress on fasting plasma leptin levels in highly trained male rowers...
  21. doi request reprint No effect of menstrual cycle phase on fuel oxidation during exercise in rowers
    Sille Vaiksaar
    Institute of Sport Pedagogy and Coaching Sciences, Centre of Behavioral, Social and Health Sciences, University of Tartu, 18 Ulikooli St, 50090 Tartu, Estonia
    Eur J Appl Physiol 111:1027-34. 2011
    ..Normally menstruating female rowers should not be concerned about their menstrual cycle phase with regard to substrate oxidation in everyday training...
  22. doi request reprint Effects of the serotonin transporter (5-HTTLPR) and α2A-adrenoceptor (C-1291G) genotypes on substance use in children and adolescents: a longitudinal study
    Liis Merenäkk
    Department of Public Health, Estonian Centre of Behavioural and Health Sciences, University of Tartu, Tartu, Estonia
    Psychopharmacology (Berl) 215:13-22. 2011
    ....
  23. doi request reprint Preventing risky driving: A novel and efficient brief intervention focusing on acknowledgement of personal risk factors
    Marika Paaver
    Department of Psychology, University of Tartu, Estonia
    Accid Anal Prev 50:430-7. 2013
    ..It is concluded that brief interventions that are integrated into the driving education program and focus on personal psychological risk factors may be effective for improving traffic safety...
  24. doi request reprint Relationship between rowing ergometer performance and physiological responses to upper and lower body exercises in rowers
    Toivo Jurimae
    Faculty of Exercise and Sport Sciences, Centre of Behavioural and Health Sciences, University of Tartu, Tartu, Estonia
    J Sci Med Sport 13:434-7. 2010
    ..Leg press exercise could be used to measure sport-specific strength endurance in rowers...
  25. ncbi request reprint Monitoring of performance and training in rowing
    Jarek Mäestu
    Institute of Sport Pedagogy and Coaching Sciences, University of Tartu, Tartu, Estonia
    Sports Med 35:597-617. 2005
    ..In the future, probably the most effective way to evaluate the training of rowers is to monitor both stress and recovery components at the same time, using both psychometric data together with the biochemical and performance parameters...
  26. doi request reprint Peripheral signals of energy homeostasis as possible markers of training stress in athletes: a review
    Jaak Jürimäe
    Institute of Sport Pedagogy and Coaching Sciences, Center for Behavioral and Health Sciences, University of Tartu, Tartu, Estonia
    Metabolism 60:335-50. 2011
    ..In summary, different peripheral signals of energy homeostasis may be sensitive to changes in specific training stress and may be useful for predicting the onset of possible overreaching/overtraining in athletes...
  27. ncbi request reprint Serotonin transporter gene promoter polymorphism (5-HTTLPR) and alcohol use in general population: interaction effect with birth cohort
    Mariliis Vaht
    Department of Psychology, Estonian Centre of Behavioural and Health Sciences, University of Tartu, Tartu, Estonia
    Psychopharmacology (Berl) 231:2587-94. 2014
    ..We aimed at assessing whether the association between alcohol use and 5-HTTLPR genotype is subject to cohort effects as birth cohorts may be raised in significantly different environments...
  28. doi request reprint Physiological characteristics of elite dancers of different dance styles
    Helena Liiv
    a Faculty of Exercise and Sport Sciences, University of Tartu, Tartu, Estonia
    Eur J Sport Sci 14:S429-36. 2014
    ..No significant relationship between VO2max values and international rankings was registered...
  29. ncbi request reprint Leptin as a marker of training stress in highly trained male rowers?
    Jaak Jürimäe
    Chair of Sport Pedagogy, University of Tartu, 18 Ulikooli St, 50090, Tartu, Estonia
    Eur J Appl Physiol 90:533-8. 2003
    ..A greater training time is associated with a lower leptin concentration in highly trained male rowers. It is suggested that it may be possible to direct typical rowing training by monitoring leptin status...
  30. ncbi request reprint Relations among heavy training stress, mood state, and performance for male junior rowers
    Jaak Jürimäe
    Percept Mot Skills 95:520-6. 2002
    ..These results suggest that the Recovery Stress Questionnaire for Athletes could be used to evaluate the effects of rapidly increased training volume for male junior rowers...
  31. doi request reprint Effect of alpha2A-adrenoceptor C-1291G genotype and maltreatment on hyperactivity and inattention in adolescents
    Evelyn Kiive
    Department of Psychology, Estonian Centre of Behavioural and Health Sciences, University of Tartu, Tiigi 78, Tartu, 50410, Estonia
    Prog Neuropsychopharmacol Biol Psychiatry 34:219-24. 2010
    ..Our data suggest that family environmental factors may act together with the alpha(2A)-adrenoceptor genotype to increase the expression of hyperactive and inattentive symptoms in adolescents...