This helps us understand one piece of the puzzle: frequency of night shift work
seems to be an important factor,' Vetter added.
We were surprised to see the association between night shift work
and breast cancer risk only among women in North America and Europe," he added.
These studies were analyzed for an association between long-term night shift work
and risk of 11 types of cancer.
Kim Sunley of the RCN said: "Nurses sometimes struggle make healthy choices due to long hours, shift work
is also linked to stomach problems and ulcers, depression, and an increased risk of injury.
Dr Jonathan Johnston, of the University of Surrey, who authored the research, said: "Jet lag and shift work
have adverse effects.
Past research had showed that variable patterns of shift work
were highly detrimental to nurses' health, with links to chronic illnesses, as well as compromising patient safety.
Many professionals working in night shift/rotational shift face the problem of shift work
According to the Centers for Disease Control and Prevention (CDC), around 15 million Americans engage in shift work
- defined as regularly working outside of the typical "9-to-5" pattern.
The emergence of modern industrial society with its sociocultural and technological evolution contributed to the disruption of this natural rhythm, whereas the introduction of artificial light, continuous technological processes and shift work
have established preconditions for developing sleep disorders .
How shift work
and long hours are linked to a wide range of health and safety risks by disrupting sleep, circadian rhythms, and personal life
It was during one of these comparisons that an issue was discovered as it related to the application of a factor to account for shift work
The CDC National Institute for Occupational Safety and Health (NIOSH) launched a new online training program, NIOSH Training for Nurses on Shift Work
and Long Work Hours [DHHS (NIOSH) Publication No.
However, now a new study suggests that shift work
is akin to chronic jet lag.
Night shift work
has been consistently associated with higher risk for cardiovascular disease (CVD) and cancer.