Effects of Sleep Disorders on Academic Achievement of Students at University Level

Abstract
Sleep is a physiological process essential to humans for their normal functioning. Sleep habits and problems are also influenced by physical, mental, and environmental factors such as age, gender, job, lifestyle, emotional tension, and noise. The purpose of this study was to explore the effects of sleep disorders on students' academic achievement at International Islamic University Islamabad. The objectives of the study were to: find out the causes of sleep disorders among university students and explore the effect of sleep disorders on the academic achievement of students. This study was quantitative in nature and a survey was done for data collection. The sample of the study consisted of 80 students of the Faculty of Social Sciences suffering from sleep disorder and residing in hostels. Researchers used a self-developed three-point scale for data collection. The validity of the instrument was checked through experts' opinions while the reliability of the instruments was checked through Cronbach's Alpha. The collected data were scored, tabulated, and analyzed making use of descriptive and inferential statistics i.e. mean scores and t-test through Statistical Package for Social Sciences (SPSS 21). Results showed that late-night socializing and stress related to exams, assignments, and tests were the two top major causes of students' sleep disorders and there is a great effect of sleep disorders on the academic achievement of students.