The human body and mind are meant to sleep at night and be active during day light . Some workers can adapt to working continually during the but among these certain health disorders are prominent (Kroemer & Grandjean, 1997). Despite this fact high numbers of people are being asked to work at night. The body may acclimatize if one works by night and sleeps by day regularly and consistently. However for many, night work is an irregular part of their timetable: night work and day work alternating irregularly. This is where the problems arise. …
