Excessive drinking can lead to many negative implications such as physical injuries, sexual assaults, overdose, and ultimately death, and such a reckless behaviour is most evident in university students all over the world. This paper critically evaluated evidence associated with 3 biopsychosocial factors associated to facilitate excess drinking among university students. Studies based on different methodologies supported that parental drinking approval increased children’s engagement to frequent heavy drinking. Over-estimation of peer drinking also was found to increase personal alcohol consumption, which was confirmed by cross-cultural studies utilised different survey delivery methods. Furthermore, both animal and human studies revealed
