[Anonymous (2002). LR Sporta likums [LR Sports Law]. LR Saeima. Latvijas Vēstnesis, 165, 2740. Available at: http://likumi.lv/doc.php?id=68294 (accessed 10.01.2020) (in Latvian).]Search in Google Scholar
[Anonymous (2009). The International Olympic Committee (IOC) Consensus Statement on Periodic Health Evaluation of Elite Athletes. J. Athl. Train.,44 (5), 538–557.]Search in Google Scholar
[Anonymous (2010). Global Recommendations for Physical Activity for Health. WHO. Available at: https://www.ncbi.nlm.nih.gov/books/NBK305057/ (accessed 10.01.2020).]Search in Google Scholar
[Anonymous (2015). Physical Activity Fact Sheet N° 385, 2015. WHO. Available at: http://www.who.int/mediacentre/factsheets/fs385/en/ (accessed 10.01.2020).]Search in Google Scholar
[Anonymous (2018). World Health Organisation Fact sheet. Physical activity. WHO. Available at: http://www.who.int/en/news-room/fact-sheets/detail/physical-activity (accessed 10.01.2020).]Search in Google Scholar
[Aspenes, S. T., Nilsen, T. I., Skaug, E. A., Bertheussen, G. F, Ellingsen, Ø., Vatten, L., Wisløff, U. (2011). Peak oxygen uptake and cardiovascular risk factors in 4631 healthy women and men. Med. Sci. Sports Exercise, 43 (8), 1465–1473.10.1249/MSS.0b013e31820ca81c]Search in Google Scholar
[Azarbal, B., Hayes, S. W., Lewin, H. C., Hachamovitch, R., Cohen, I., Berman, D. S. (2004). The incremental prognostic value of percentage of heart rate reserve achieved over myocardial perfusion single-photon emission computed tomography in the prediction of cardiac death and all-cause mortality: Superiority over 85% of maximum age-predicted heart rate. J. Coll. Cardiol.,44 (2), 423–430.10.1016/j.jacc.2004.02.060]Search in Google Scholar
[Beaumont, A., Campbell, A., Grace, F., Sculthorpe, N. (2018). Cardiac response to exercise in normal ageing: What can we learn from masters athletes. Curr. Cardiol. Rev. DOI: 10.2174/1573403X14666180810155513.10.2174/1573403X14666180810155513]Search in Google Scholar
[Bodegard, J., Erikssen, G., Bjornholt, J. V., Gjesdal, K., Liestøl, K., Erikssen, J. (2014). Reasons for terminating an exercise test provide independent prognostic information: 2014 apparently healthy men followed for 26 years. Eur. Heart J.,26 (14), 1394–1401.]Search in Google Scholar
[Brugada, J., Benito, B. (2006). Electrocardiographic findings in athletes. E-J. Cardiol. Practice, 4 (31).]Search in Google Scholar
[Corrado, D., Basso, C., Pavej, A., Michieli, P., Schiavon, M., Thiene, G. (2006). Trends in sudden cardiovascular death in young competitive athletes after implementation of a preparticipation screening program. J. Amer. Med. Assoc.,296 (13), 1593–1601.10.1001/jama.296.13.1593]Search in Google Scholar
[Degens, H., Stasiulis, A., Skurvydas, A., Statkevičiene, B. (2019). Physiological comparison between non-athletes, endurance, power and team athletes. Eur. J. Appl. Physiol., 119, 1377–1386.10.1007/s00421-019-04128-3]Search in Google Scholar
[Dobre, D., Zannad, F., Keteyian, S. J., Stevens, S. R., Rossignol, P., Kitzman, D. W., Landzberg, J., Howlett, J., Kraus, W. E., Ellis, S. E. (2013). Association between resting heart rate, chronotropic index, and long-term outcomes in patients with heart failure receiving β-blocker therapy: Data from the HF-ACTION trial. Eur. Heart J.,34 (29), 2271–2280.10.1093/eurheartj/ehs433]Search in Google Scholar
[Ferguson, S., Gledhill, N., Jamnik, V. K., Wiebe, C., Payne, N. (2001). Cardiac performance in endurance-trained and moderately active young women. Med. Sci. Sports Exercise, 33 (7), 1114–1119.10.1097/00005768-200107000-00008]Search in Google Scholar
[Le, V. V., Wheeler, M. T., Mandic, S., Mandic, S., Dewey, F., Fonda, H., Perez, M., Sungar, G., Garza, D., Ashley, E. A., Matheson, G., Froelicher, V. (2010). Addition of the electrocardiogram to the preparticipation examination of college athletes. Clin. J. Sports Med.,20 (2), 98–105.10.1097/JSM.0b013e3181d44705]Search in Google Scholar
[Mayolas-Pi, C., Simon-Grima, J., Penarrubia-Lozano, C., Munguía-Izquierdo, D., Moliner-Urdiales, D., Legaz-Arrese, A. (2017). Exercise addiction risk and health in male and female amateur endurance cyclists. J. Behav. Addict.,6 (1), 74–83.10.1556/2006.6.2017.018]Search in Google Scholar
[Mintale, I., Erglis, A. (2008). Fiziskās slodzes testi, metodoloģija [Physical exercise tests, methodology]. Latvian Cardiology Society, Rīga, pp. 3–8 (in Latvian).]Search in Google Scholar
[Mitchell, J. H., Haskell W. L., Raven P. B. (1994). Classification of sports. J. Amer. Coll. Cardiol., 24 (4), 864–866.10.1016/0735-1097(94)90841-9]Search in Google Scholar
[Mont, L., Pelliccia, A., Sharma, S. Biffi, A., Borjesson, M., Terradellas, J. B., Carré, F., Guasch, E., Heidbuchel, La Gerche, A. et al. (2016). Preparticipation cardiovascular evaluation for athletic participants to prevent sudden death. EP Europace, 19 (1), 139-163.]Search in Google Scholar
[Predel, H. G. (2014). Marathon run: Cardiovasculas adaptation and cardiovascular risk. Eur. Heart J.,35 (44), 3091–3098.10.1093/eurheartj/eht50224408890]Search in Google Scholar
[Rozenstoka, S., Lace, A., Jubele, K. (2010). Analyses of functional abilities of the body and metabolic processes for participants of public sport and professional sportsmen. In: Res. Articles Med. Pharm. Rīga Stradiņš University, Rīga pp. 170–179.]Search in Google Scholar
[Skalik, R. (2015). Screening of athletes: An electrocardiogram is not enough. Herz, 40 (3), 386–394.10.1007/s00059-015-4214-625804554]Search in Google Scholar
[Utomi V., Oxborough D., Whyte G. P., Somauroo, J., Sharma, S., Shave, R., Atkinson, G., George, K. (2013). Sysytematic review and meta-analysis of training mode, imaging modality and body size influences on the morphology and function of the male athlete’s heart. Heart, 99 (23), 1727–1733.]Search in Google Scholar
[Wheatley, C. M., Snyder, E. M., Johnson, B., Olson, T. P. (2014). Sex differences in cardiovascular function during submaximum exercise in humans. SpringerPlus, 3 (1), 445.10.1186/2193-1801-3-445415387425191635]Search in Google Scholar