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Bright Light Therapy Improves Sleep in Cancer Patients

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Researchers investigated the effect of systematic light exposure on sleep in a mixed group of fatigued cancer survivors. Results of the randomized controlled trial suggest that systematic bright light exposure could improve sleep for people who have been treated for cancer. Study participants were randomized to either a bright white light intervention or a comparison dim red light condition. They were provided with a light box and instructed to use it every morning for 30 minutes for four weeks. Wrist actigraphy and the Pittsburgh Sleep Quality Index were administered at four time...Read full article

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