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Physiologic Effects Of Shift Work On Nurses

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Literature review sub title 4
Berger and Hobbs (2006), argued that modifying external factors such as diet and exercise, the amount of shifts worked consecutively, and the food and beverage intake patterns will reduce the negative health effects associated with shift work on nurses. Some of the main topics that the researchers focused on are:
1. Basis for biological rhythm
The circadian rhythm is affected for nurses working the shift work. The study mentions that the biological rhythm consists of the external rhythm which covers meal times, sleep times and social activities, and the internal rhythm which is the circadian rhythm. The fact that the circadian rhythm is affected with shift work nurses by the difference of night and day sleep time, their social activities and meal times are also affected. This makes it more difficult for them to adjust with their social life which in itself creates stress. Moreover, stress increases cortisol levels which is a hormone that regulates the amount of fat stored in the body which makes shift workers gain weight by increasing their BMI.
2. Physiologic effects of shift work
The study here is focused on the melatonin levels, cortisol levels and body temperature in shift workers. Researchers are …show more content…

They found that some nurses preferred to sleep during the day and do more activities during the day and had a difficult time functioning at night. These were the people that could not adapt easily during the shift work. Moreover, there were nurses who could function better during the night and be more alert and have their social activities during the night and slept during the day these nurses adapted very easily to shift work and preferred to work nights. The study found that nurses who who worked the shift work for more than fifteen years and could not adapt to shift work had a higher rate for divorce, increased rate for colorectal cancer, social isolation and substance

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