Prostate cancer risk decreases following cessation of night shift work

International Journal of Cancer – Night shift work has been associated with breast and prostate cancer. Recent studies on breast cancer indicate that risk is highest in women with current night‐shift work and decreases with time since last night‐shift work. The study found a pattern of time‐related decrease in prostate cancer risk following night shift work with a nearly null association 20 years after last exposure that has also been observed for breast cancer.
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