Tag Archives | Melatonin


Compelling new evidence for artificial lighting’s role in breast cancer

Scientists have found that for laboratory rats with human breast tumors, exposure to dim light at night made the tumors resistant to the breast cancer drug tamoxifen. The new findings, appearing in the journal Cancer Research, are the first to show that a significant correlation exists between melatonin levels and the effectiveness of tamoxifen. “Resistance […]

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Bright light at night carcinogenic

A new study from the University of Haifa confirms the theory that bright artificial lighting at night disrupts the body’s production of melatonin and increases susceptibility to prostate cancer in men and breast cancer in women. “High power light bulbs contribute more to ‘environmental light pollution’, which the study has shown is a carcinogenic pollution,” […]

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