Prostate cancer is linked to lack of sleep, says study

January 20, 2014 2:31 AM

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Prostate cancer is linked to lack of sleep, says study

Scientists have linked higher levels of the night-time hormone melatonin with a 75pc reduced risk of advanced disease.

Melatonin is produced in the dark at night. It plays a key role in regulating the body's sleep-wake cycle and influences many other functions associated with the body's 24-hour clock, or circadian rhythm.

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