
30. Working the late shift can be damaging to your body.
The connection between sleep and cancer is still a developing field of research, but several studies have indicated a link between poor sleep and increased cancer risk. People with circadian rhythm disorders may have a higher rate of breast and prostate cancer. Those most commonly at risk for sleep disorders include people who work in overnight or graveyard shifts.

Night nurses, third shift workers, and people who work split shifts that may disrupt sleep cycles are in danger of increased cancer risk. If possible, avoid working a job that requires odd hours; when that’s not possible, try to ensure that you’re getting regular sleep, even if it’s not at night.