melatonin Too much light solid evidence suppresses the release of melatonin artificial light reduces the secretion of melatonin but proven science Melatonin production is inhibited by white light at night more than 50%. study webmd reduce the quality of your sleep the risk of cancer md the risk of cancer reduces your body’s production of melatonin more than 50%. disrupt our ability การสัมผัสกับแสงเทียมอาจลดการผลิตเมลาโทนิธรรมชาติ Too much light reduces your body’s production of melatonin