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New research suggests that one night of sleep with just a moderate amount of light may have adverse effects on health. Being exposed to light at night may be harmful in a variety of ways and could predispose people to chronic diseases. The study was designed to measure the effects of 100 lux of artificial light on healthy adults while they were sleeping.

新的研究表明，就算是在少量的光线下睡一晚就有可能对健康产生不利影响。夜间暴露在光线下可能有多种危害，并可能使人们容易患慢性疾病。该研究旨在测量100勒克斯的人造光在健康成年人睡觉时对他们的影响。