Night shift work has been consistently associated with higher risk for cardiovascular disease and cancer, research shows. The World Health Organization has also classified night shift work as a probable carcinogen due to circadian disruption. Working nights can also negatively affect your mental health too.

Why is night shift not good?

This changing rate of activity over each 24-hour period is known as the circadian rhythm. A person who works nights, or starts their working day before 6am, is running counter to their circadian rhythm. This may put them at risk of health problems.

Is working the night shift unhealthy?

A person working night shift, which causes disruption to the circadian rhythm, is at greater risk of various disorders, accidents and misfortunes, including: Increased likelihood of obesity. Increased risk of cardiovascular disease. Higher risk of mood changes.