Text messaging has wide population reach, is relatively low cost, can be individually tailored, does not require technological expertise and allows instant delivery and feedback. As such, text messaging offers potential as a delivery channel for health behaviour interventions [28]. Texting interventions have demonstrated positive impacts on health behaviours,including increased adherence to anti-retroviral therapy
and smoking cessation [29]. There is great scope for broader and deeper research into text messaging related to other health behaviours.