Sleep deprivation refers to a condition in which an individual does not get enough sleep, either in terms of duration or quality. It is a widespread issue affecting people of all ages and backgrounds. Sleep problems are frequent occurrence in sufferer with mental health disarray. The confederation of insomnia with insane experiences in the common population has been established. This study is design to investigate the effect of sleep deprivation on mental health and grades of students. Questionnaires survey quantitative research method was employed. In this research work we received 343 responses from different age group persons. Collected data consist of 76% males and 23% females in which 152 were from nuclear family and 177 were from joint family. Our study evaluate that the sleep deprivation is a significant cause to effect the mental health of the students which leaves a great impact on their studies specifically on grades. So, the Physical health, cognitive performances and grades of the students were alarmingly effected due to deprived sleep and they could do better if they were not going through this condition.

Keywords: Sleep deprivation, cognitive performances, deprived sleep, nuclear family, and questionnaire.