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  • dr.stefan.kolimechkov@gmail.com
  • London, United Kingdom

Scientific Research

Sport and Exercise Sciences

Dr Stefan Kolimechkov

Google Scholar: Dr Kolimechkov
ORCID: 0000-0003-0112-2387
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My scientific interests are in the area of Sport, Health and Exercise Sciences, and include various sub-fields, such as health-related physical fitness, physical activity, nutrition, gymnastics, and physical education. This page includes all scientific papers which I have produced in collaboration with other researchers from around the world. Moreover, you can also witness my academic presentations at international conferences, in addition to reading our articles in peer-reviewed journals.

List of Publications

by Dr Stefan Kolimechkov as a lead author and co-author

Total Publications
41
- PEER-REVIEWED JOURNAL ARTICLES »
21
- ARTICLES IN PROCEEDING BOOKS »
3
- PRESENTATIONS AT CONFERENCES / ABSTRACTS IN PROCEEDINGS »
17
PEER-REVIEWED JOURNAL ARTICLES
21. Petrov, L., Alexandrova, A., Makaveev, R., Penov, R., Bonova, I. & Kolimechkov, S. (2022). Copper, selenium, zinc, and iron deficiencies in male athletes. Journal of Physical Education and Sport, 22(2), 423 - 429. doi: 10.7752/jpes.2022.02053
Full article » | Journal » | Info »
20. Kolimechkov, S., Petrov, L., Vankova, D., & Douglas, D. (2022). Nutritional Assessment of Female Yoga Practitioners with Different Levels of Experience. Sport Mont, 20(1), 45-49. DOI: 10.26773/smj.220208
Full article » | Journal » | Info »
19. Petrov, L., Alexandrova, A., Kachaunov, M., Penov, R., Sheytanova, T., & Kolimechkov, S. (2021). Effect of glutathione supplementation on swimmers’ performance. Pedagogy of Physical Culture and Sports, 25(4), 215-224. https://doi.org/10.15561/26649837.2021.0403
Full article » | Journal » | Info »
18. Kolimechkov, S., Yanev, I., Kiuchukov, I., Petrov, L. (2021). Kinematic analysis of double back straight somersault and double back straight somersault with full twist on rings. Science of Gymnastics Journal, 13(2), 191 - 202. DOI: https://doi.org/10.52165/sgj.13.2.191-202
Full article » | Journal » | Info »
17. Kolimechkov, S., Petrov, L., & Alexandrova, A. (2021). Artistic gymnastics improves biomarkers related to physical fitness and health at primary school age. International Journal of Applied Exercise Physiology, 10(1), 115-128.
Full article » | Journal » | Info »
16. Izov, N., Alexandrova, A., Petrov, L., Kachaunov, M., Sheytanova, T., & Kolimechkov, S. (2020). Dynamics of training distress, performance, and excretion of cortisol and cortisone in urine during six weeks of training in elite swimmers. Human. Sport. Medicine, 20(S1), 84-91. https://doi.org/10.14529/hsm20s111
Full article » | Journal » | Info »
15. Kolimechkov, S., Castro-Piñero, J., Petrov, L., & Alexandrova, A. (2020). The effect of elbow position on the handgrip strength test in children: validity and reliability of TKK 5101 and DynX dynamometers. Pedagogy of Physical Culture and Sports, 24(5), 240-247. https://doi.org/10.15561/26649837.2020.0504
Full article » | Journal » | Info »
14. Kolimechkov, S. & Petrov, L. (2020). The Body Mass Index: A Systematic Review. Journal of Exercise Physiology and Health, 3(2), 21-27.
Full article » | Journal » | Info »
13. Miteva, S., Yanev, I., Kolimechkov, S., Petrov, L., Mladenov, L., Georgieva, V., & Somlev, P. (2020). Nutrition and body composition of elite rhythmic gymnasts from Bulgaria. International Journal of Sports Science & Coaching, 15(1), 108–116. https://doi.org/10.1177/1747954119892803
Journal » | Info »
12. Penov, R., Petrov, L., Kolimechkov, S. (2020). Changes in heart rate and blood lactate concentration during karate kata competition. Pedagogy of physical culture and sports (Pedagogics, psychology, medical-biological problems of physical training and sports), 24(3):137-142. https://doi.org/10.15561/26649837.2020.0306
Full article » | Journal » | Info »
11. Neykov, S., Bachev, V., Petrov, L., Alexandrova, A., Andonov, S., & Kolimechkov, S. (2019). Application of hypoxicators in the rowers’ training. Pedagogics, Psychology, Medical-Biological Problems of Physical Training and Sports, 23(5), 239-245. DOI: 10.15561/18189172.2019.0505
Full article » | Journal » | Info »
10. Kolimechkov, S., Yanev, I., Kiuchukov, I., Petrov, L., Alexandrova, A., Zaykova, D., & Stoimenov, E. (2019). Nutritional status and body composition of young artistic gymnasts from Bulgaria. Journal of Applied Sports Sciences, 1, 39-52.
Full article » | Journal » | Info »
9. Kiuchukov, I., Yanev, I., Petrov, L., Kolimechkov, S., Alexandrova, A., Zaykova, D., & Stoimenov, E. (2019). Impact of gymnastics training on the health-related physical fitness of young female and male artistic gymnasts. Science of Gymnastics Journal, 11(2), 175 - 187.
Full article » | Certificate » | Journal » | Info »
8. Alexandrova, A., Petrov, L., Makaveev, R., Tsvetanova, E., Georgieva, A. & Kolimechkov, S. (2019). Erythrocyte oxidative status after maximal aerobic test in wrestlers. Human. Sport. Medicine, 19(1), 15-21. DOI: 10.14529/hsm190102.
Full article » | Journal » | Info »
7. Kolimechkov, S., Petrov, L., & Alexandrova, A. (2019). Alpha-fit test battery norms for children and adolescents from 5 to 18 years of age obtained by a linear interpolation of existing European physical fitness references. European Journal of Physical Education and Sport Science, 5(4), 1-14.
Full article » | Certificate » | Journal » | Info »
6. Petrov, L., Penov, R., Kolimechkov, S. & Alexandrova, A. (2018). Physiological and biochemical changes after a programmed kumite in male Shotokan karate practitioners. Archives of Budo Science of Martial Arts and Extreme Sports, 14, 171 - 178.
Full article » | Journal » | Info »
5. Alexandrova, A., Penov, R., Petrov, L., Cholakov, K., & Kolimechkov, S. (2018). Competitive bout model as a tool for estimation of female karateka specific endurance. European Journal of Physical Education and Sport Science, 4(9), 30-41.
Full article » | Certificate » | Journal » | Info »
4. Kolimechkov, S., Petrov, L., Alexandrova, A., & Cholakov, K. (2018). BeepShuttle Junior: Software for the administration of the 20m shuttle run test in children and adolescents. Journal of Advanced Sport Technology, 1(3), 35-40.
Full article » | Certificate » | Journal » | Info »
3. Kolimechkov, S. (2017). Physical fitness assessment in children and adolescents: a systematic review. European Journal of Physical Education and Sport Science, 3(4), 65-78.
Full article » | Certificate » | Journal » | Info »
2. Kolimechkov, S.T., Petrov, L.A., Alexandrova, A.V. & Atanasov, P.S. (2016). Nutrition and physical development assessment of pre-school and primary school children practising artistic gymnastics. African Journal for Physical Activity and Health Sciences, 22(2:2), 565-577.
Full article » | Journal » | Info »
1. Kolimechkov, S., Petrov, L., Ilinova, B., Alexandrova, A., Andreeva, L. & Atanasov, P. (2013). Assessment of the physical development of pre-school and primary school children practising artistic gymnastics. Journal of Sport Science ('Спорт и Наука') 2013, 4, 106-115.
Full article » (translation from Bulgarian) | Info »
ARTICLES IN PROCEEDING BOOKS
3. Bonova, I., Kolimechkov, S., Hristov, O., Petrova, B., Kostova, N. & Vekova, A. (2019). Physical fitness levels of Bulgarian primary school children in relationship to overweight and obesity. In T. Iancheva (Ed.), International Scientific Congress 'Applied Sports Sciences' 2019 (pp. 335-339). Sofia, Bulgaria: NSA Press.
Full article » | Info »
2. Bachev, V., Petrov, L., Alexandrova, A., Neykov, S., Kolimechkov, S. and Mihaylov, V. (2019). Some metrological aspects of measurements of quantitative characteristics during a hypoxic training of elite rowers, XXIX International Scientific Symposium 'Metrology and Metrology Assurance' (MMA) 2019 (pp. 150-153). Sozopol, Bulgaria. doi: 10.1109/MMA.2019.8935990.
Info »
1. Kolimechkov, S., Petrov L. & Alexandrova A. (2017). Physical activity assessment using a modified PAQ-C questionnaire. In T. Iancheva (Ed.), International Scientific Congress 'Applied Sports Sciences' 2017 (pp. 346-350). Sofia, Bulgaria: NSA Press.
Full article » | Info »
PRESENTATIONS AT CONFERENCES / ABSTRACTS IN PROCEEDINGS
17. Kolimechkov, S. (2021). Effects of microcurrent therapy with or without resistance exercise on muscle strength, body composition, and physical function in older adults. 1st Meeting of the Centre for Exercise Activity and Rehabilitation at the Institute for Lifecourse Development, University of Greenwich, 7 December 2021.
Presentation » | Info » | Video »
16. Kolimechkov, S. & Petrov, L. (2021). Relative handgrip strength is a better indicator than absolute handgrip strength for the assessment of health-related musculoskeletal fitness in children. 26th Annual Congress of the European College of Sport Science, 8-10 September 2021.
Abstract » | Presentation » | Certificate » | Info » | Video »
15. Kolimechkov, S., Petrov, L., Gateva, M. & Alexandrova, A. (2021). Precompetitive stress in rhythmic gymnasts assessed by using salivary alpha-amylase, protein and potassium. Medicine & Science in Sports & Exercise: August 2021 - Volume 53 - Issue 8S - p 329-330 doi: 10.1249/01.mss.0000763032.63866.c8
Abstract » | Presentation » | Certificate » | Info » | Video »
14. Kolimechkov, S., Petrov, L., Vankova, D. & Douglas, D. (2021). Nutritional assessment of female yoga practitioners with different levels of experience. Abstracts from the 18th Annual Scientific Conference of Montenegrin Sports Academy and 16th FIEP European Congress 'Sport, Physical Education, Physical Activity and Health: Contemporary perspectives': Dubrovnik, Croatia. 8-11 April 2021. Montenegrin Journal of Sports Science and Medicine, 10(S1), 5-19. doi: 10.26773/mjssm.210401
Abstract » | Presentation » | Certificate » | Info » | Video »
13. Kolimechkov, S., Petrov, L., Alexandrova, A. & Jemni, M. (2020). Artistic gymnastics improves health-related biomarkers at primary school age. 25th Annual Congress of the European College of Sport Science, 28-30 October 2020.
Abstract » | Presentation » | Certificate » | Info » | Video »
12. Bonova, I., Kolimechkov, S., Hristov, O., Petrova, B., Kostova, N. & Vekova, A. (2019). Physical fitness levels of Bulgarian primary school children in relationship to overweight and obesity. 2nd International Scientific Congress of Applied Sports Sciences & 1st Balkan Scientific Congress 'Physical Education, Sports, Health', Sofia, Bulgaria, 15-16 November 2019.
Abstract » | Presentation »
11. Kolimechkov, S. & Petrov, L. (2019). Turmeric: Benefits for Athletes. Symposium 'Bioactive substances with application in sport' from the 2nd International Scientific Congress of Applied Sports Sciences & 1st Balkan Scientific Congress 'Physical Education, Sports, Health', Sofia, Bulgaria, 15-16 November 2019.
Abstract » | Presentation » | Certificate »
10. Bachev, V., Petrov, L., Alexandrova, A., Naykov, S., Kolimechkov, S. & Mihaylov, V. (2019). Some metrological aspects of measurements of quantitative characteristics during a hypoxic training of elite rowers. XXIX International Scientific Symposium 'Metrology and Metrology Assurance', Sozopol, Bulgaria, 6-10 September 2019.
Abstract » | Certificate »
9. Kolimechkov, S., Miteva, S., Yanev, I. & Petrov, L. (2019). Body composition and nutrient intake of Olympic and elite rhythmic gymnasts. 24th Annual Congress of the European College of Sport Science, Prague, Czech Republic, 3-6 July 2019.
Abstract » | Presentation » | Certificate » | Info » | Video »
8. Kolimechkov, S., Kiuchukov, I., Petrov, L., Alexandrova, A., Yanev, I., Zaykova, D. & Stoimenov, E. (2018). Physical fitness assessment of young artistic gymnasts. BASES Conference 2018 – Programme and Abstracts, Harrogate, UK, 27-28 November. Journal of Sports Sciences, 36:sup1, DOI: 10.1080/02640414.2018.1521633.
Abstract » | Presentation » | Certificate » | Info » | Video »
7. Kolimechkov, S., Petrov, L. & Alexandrova, A. (2018). Combined sets of European physical fitness percentile scores, with appropriate interpolations, for children and adolescents for the Alpha-fit test battery. 13th FIEP European Congress and 29th FIEP World Congress, Istanbul, Turkey, 26-29 September 2018. Marmara University Press.
Abstract » | Presentation » | Certificate » | Info » | Video »
6. Petrov, L., Alexandrova, A., Kolimechkov, S., Kiuchukov, I., Yanev, I., Zaykova, D. & Stoimenov, E. (2018). Physical development of young artistic gymnasts. XXVIII International Conference: Bulgarian Presidency of the Council of the European Union - Innovation and Prosperity, Stara Zagora, Bulgaria, 1 June 2018.
Presented Poster » (in Bulgarian) | Certificate »
5. Kiuchukov, I., Kolimechkov, S., Yanev, I., Alexandrova, A., Zaykova, D., Stoimenov, E. & Petrov, L. (2018). Physical fitness and physical preparation of young artistic gymnasts. Annual Conference of the Department of Gymnastics at the National Sports Academy, Sofia, Bulgaria, 23 May 2018.
Abstract » (in Bulgarian) | Presentation » (in Bulgarian)
4. Kolimechkov, S., Petrov, L. & Alexandrova, A. (2017). Physical activity assessment using a modified PAQ-C questionnaire. 1st International Scientific Congress of Applied Sports Sciences, Sofia, Bulgaria, 1-2 December 2017.
Abstract » | Presentation » | Certificate » | Info » | Video »
3. Kolimechkov, S., Petrov, L. & Alexandrova, A. (2017). Effect of elbow position on grip strength in children: validity and reliability of TKK 5101 and DynX dynamometers. BASES Conference 2017 – Programme and Abstracts, Nottingham, UK, 28-29 November. Journal of Sports Sciences, 35:sup1, DOI: 10.1080/02640414.2017.1378421.
Abstract » | Poster » | Certificate » | Info »
2. Kolimechkov, S., Petrov, L., Alexandrova, A. & Cholakov, K. (2017). BeepShuttle: Software for assessing the cardiorespiratory fitness of children and adolescents. 12th FIEP European Congress, Luxembourg, 13-16 September 2017.
Abstract » | Presented Poster » | Info » | Video »
1. Kolimechkov, S., Petrov, L., Alexandrova, A., Andreeva, L. & Atanasov, P. (2013). Assessment of the nutrition and physical development of pre-school and primary school children practising artistic gymnastics. VI-th National Nutrition Conference, Varna, Bulgaria, 17 May 2013.
Presentation » (translation from Bulgarian)

 

Articles

Full Peer-Reviewed Journal Articles by Dr Stefan Kolimechkov in collaboration with other researchers in Sport and Exercise Scienses

Over the last few years, I have published a good number of scientific articles as a lead author and co-author. The majority of them are peer-reviewed articles (indexed in Web of Science), published in international journals in sport and exercise sciences, such as the International Journal of Sports Science & Coaching (UK), Human. Sport. Medicine (Russia), Science of Gymnastics Journal (Slovenia), and others. You can read all of these articles by clicking the button below.

 

Conferences

Presentations at Conferences

I have presented scientific research at international conferences, congresses, and meetings around the world. One of the most prestigious conferences, in which I spoke, includes the American College of Sports Medicine (ACSM), and the European College of Sport Science (ECSS). You can see all of the recorded videos, presentations, and posters by clicking the button below.

 

Citations

Scientific Citations

The number of citations is a very important indicator used worldwide to show the effectiveness and impact of someone's research. My research was cited in prestigious impact factor journals such as the BMJ Open, Scientific Reports (a primary research publication from the publishers of Nature), Journal of Strength and Conditioning Research, Frontiers in Psychology, Journal of Sports Medicine and Physical Fitness, Journal of Clinical Medicine, Children, and others. You can see the number of times my articles were cited by clicking the button below.