Claassen, TammyHenning, E.Kleynhans, MichaelGrobbelaar, C.W. (Craig)Du Toit, Peet J.2012-07-112012-07-112012Claassen, T., Henning, E., Kleynhans, M., Grobbelaar, C. & Du Toit, P., 2012, ‘Die invloed van ‘n intensiewe opleidingsprogram op die Kardio Stres-indeks’, Suid-Afrikaanse Tydskrif vir Natuurwetenskap en Tegnologie 31(1), Art. #283, 1 page. http://dx.DOI. org/10.4102/satnt.v31i1.2830254-348610.4102/satnt.v31i1.283http://hdl.handle.net/2263/19392Measurements were taken over 20 weeks from 200 armed service recruits, both males and females. There was a continuous overall decrease in the Cardio Stress Index (CSI). This study could help to establish the effects of training on the health of the heart using CSI as a measure.Afrikaans© 2012. The Authors. Licensee: AOSIS OpenJournals. This work is licensed under the Creative Commons Attribution License.Intensiewe opleidingsprogramIntense training programmeKardio Stres-indeks (KSI)Cardio Stress Index (CSI)Article