Of 120 students who completed the questionnaire, 64 (53.2%) used a smart phone; 81.7% used the phone daily, and 66.7% felt safer having one. The most prevalent risky behaviours were using the phone in a closed space (85.8%), while it was on silent mode (83.3%) and while it was charging (58.3%) and charging it in the bedroom (65%). Only 13.3% of the students who used a smart phone found that it had a deleterious effect in their academic performance. The side-effects of using cell phone reported were: long-term memory impairment (45.8%), prolonged sleep (31.7%), insomnia (30%), chronic headache (22.5%) and concentration problems (22.5%).