This study investigated biofeedback using heart rate variability (HRV) and psychometric measures. An original,mixed, quantitative and qualitative, within subjects, pre-test and post-test design was employed to evaluate the influence of a HeartMath training programme on measures of HRV, sense of coherence, mindfulness and relaxation in a convenience sample of 13 participants with age range 26-62 (M=41.46,