Occupational hazard.
Shifts that interfere with diurnal rhythms have been classified as a carcinogen of the same magnitude as ultraviolet light.
Humm
Christopher
C
D006801:Humans; D008550:Melatonin / Q000378:metabolism; D009369:Neoplasms / Q000209:etiology* / Q000517:prevention & control; D009784:Occupational Diseases / Q000150:complications* / Q000378:metabolism / Q000517:prevention & control; D020178:Sleep Disorders, Circadian Rhythm / Q000150:complications* / Q000378:metabolism / Q000517:prevention & control
D008550:Melatonin