Purpose This study aimed to determine the effective parameters on individual working performance, daily working order, and even on choosing a vocation. Design and Methods This prospective study was conducted on 288 students from Inonu University Medical School and Physical Education Vocational High School by applying the evaluation form, the Multidimensional Anger Scale, the Wender Utah Attention Rating Scale, the 25-item short form of the Pittsburg Sleep Quality Scale. Findings In the BESYO students, the ratio of attention disturbances were higher, whereas in medical school students the ratio of sleep disturbances were higher. We also found that the quality of sleep affects daily functionality significantly. Practice Implications This study demonstrates the importance of regulating intense mental processes in sleep quality and consequently functional regulation.