Health risk behaviours like physical inactivity, unhealthy eating habits, tobacco smoking, hazardous alcohol consumption and illicit drug use are substantial contributors to the increased risk of morbidity and mortality globally, with the risk increasing when people engage in multiple health risk behaviours (Kvaavik, Batty et al. 2010, Spring, Moller et al. 2012, World Health Organization 2014, Kwan, Arbour-Nicitopoulos et al. 2016). Especially higher education (HE) students have shown to be a risk group of engaging in multiple health risk behaviours as college years characterize a unique developmental phase during which individuals experiment (Arnett 2000) and undergo a transition from adolescence to adulthood, both leading to significant increases in health risk behaviours (Harris, Gordon-Larsen et al. 2006, Kwan, Cairney et al. 2012, Kwan, Faulkner et al. 2013). As health risk behaviours do often not occur in isolation, research has recently focused on investigating the clustering of health behaviours. ...