Dr John Hellemans
Position | Clinical Senior Lecturer |
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Department | Department of Medicine (Dunedin) |
Qualifications | PGDipSportsMed FRNZCGP |
Research summary | Sports medicine |
Publications
Lizamore, C. A., Kathiravel, Y., Elliott, J., Hellemans, J., & Hamlin, M. J. (2016). The effect of short-term intermittent hypoxic exposure on heart rate variability in a sedentary population. Physiology International, 103(1), 75-85. doi: 10.1556/036.103.2016.1.7
Marshall, H. C., Hamlin, M. J., Hellemans, J., Murrell, C., Beattie, N., Hellemans, I., Perry, T., Burns, A., & Ainslie, P. N. (2008). Effects of intermittent hypoxia on SaO2, cerebral and muscle oxygenation during maximal exercise in athletes with exercise-induced hypoxemia. European Journal of Applied Physiology, 104, 383-393. doi: 10.1007/s00421-007-0616-3
Ainslie, P. N., Hamlin, M. J., Hellemans, J., Rasmussen, P., & Ogoh, S. (2008). Cerebral hypoperfusion during hypoxic exercise following two different hypoxic exposures: Independence from changes in dynamic autoregulation and reactivity. American Journal of Physiology: Regulatory, Integrative & Comparative Physiology, 295(5), R1613-R1622. doi: 10.1152/ajpregu.90420.2008
Ainslie, P. N., Barach, A., Cummings, K. J., Murrell, C., Hamlin, M., & Hellemans, J. (2007). Cardiorespiratory and cerebrovascular responses to acute poikilocapnic hypoxia following intermittent and continuous exposure to hypoxia in humans. Journal of Applied Physiology, 102, 1953-1961.
Ainslie, P. N., Barach, A., Murrell, C., Hamlin, M., Hellemans, J., & Ogoh, S. (2007). Alterations in cerebral autoregulation and cerebral blood flow velocity during acute hypoxia: Rest and exercise. American Journal of Physiology: Heart & Circulatory Physiology, 292, H976-H983. doi: 10.1152/ajpheart.00639.2006
Lizamore, C. A., Kathiravel, Y., Elliott, J., Hellemans, J., & Hamlin, M. J. (2016). The effect of short-term intermittent hypoxic exposure on heart rate variability in a sedentary population. Physiology International, 103(1), 75-85. doi: 10.1556/036.103.2016.1.7
Journal - Research Article
Ainslie, P. N., Hamlin, M. J., Hellemans, J., Rasmussen, P., & Ogoh, S. (2008). Cerebral hypoperfusion during hypoxic exercise following two different hypoxic exposures: Independence from changes in dynamic autoregulation and reactivity. American Journal of Physiology: Regulatory, Integrative & Comparative Physiology, 295(5), R1613-R1622. doi: 10.1152/ajpregu.90420.2008
Journal - Research Article
Marshall, H. C., Hamlin, M. J., Hellemans, J., Murrell, C., Beattie, N., Hellemans, I., Perry, T., Burns, A., & Ainslie, P. N. (2008). Effects of intermittent hypoxia on SaO2, cerebral and muscle oxygenation during maximal exercise in athletes with exercise-induced hypoxemia. European Journal of Applied Physiology, 104, 383-393. doi: 10.1007/s00421-007-0616-3
Journal - Research Article
Ainslie, P. N., Barach, A., Cummings, K. J., Murrell, C., Hamlin, M., & Hellemans, J. (2007). Cardiorespiratory and cerebrovascular responses to acute poikilocapnic hypoxia following intermittent and continuous exposure to hypoxia in humans. Journal of Applied Physiology, 102, 1953-1961.
Journal - Research Article
Ainslie, P. N., Barach, A., Murrell, C., Hamlin, M., Hellemans, J., & Ogoh, S. (2007). Alterations in cerebral autoregulation and cerebral blood flow velocity during acute hypoxia: Rest and exercise. American Journal of Physiology: Heart & Circulatory Physiology, 292, H976-H983. doi: 10.1152/ajpheart.00639.2006
Journal - Research Article
Hinckson, E. A., Hopkins, W. G., Fleming, J. S., Edwards, T., Pfitzinger, P., & Hellemans, J. (2005). Sea-level peformance in runners using altitude tents: A field study. Journal of Science & Medicine in Sport, 8(4), 451-457.
Journal - Research Article
Hamlin, M. J., & Hellemans, J. (2004). Effects of intermittent normobaric hypoxia on bloodparameters in multi-sport endurance athletes. Medicine & Science in Sports & Exercise, 36(5), S337-S338.
Journal - Research Article
Elder, P. A., Hellemans, J., Dawson, T., & Lewis, J. G. (2002). The effect of a novel deer velvet extract on human steroid metabolism. New Zealand Journal of Sports Medicine, 30(3), 68-71.
Journal - Research Article
Elder, P. A., Hellemans, J., Lewis, J. G., & Dawson, T. (2001). Tribulus terrestris ingestion: Does it work? New Zealand Journal of Sports Medicine, 29(3), 74-76.
Journal - Research Article
Inder, W. J., Hellemans, J., Swanney, M. P., Prickett, T., & Donald, R. A. (1999). Prolonged exercise increases peripheral plasma ACTH, CRH and AVP in male athletes. Journal of Applied Physiology, 85(3), 835-841.
Journal - Research Article
Inder, W. J., Swanney, M. P., Donald, R. A., Prickett, T., & Hellemans, J. (1998). The effects of glycerol and desmopressin on exercise performance and hydration in triathletes. Medicine & Science in Sports & Exercise, 30, 1263-1269.
Journal - Research Article