SAD lamps: do they work? Experts explain how they help the winter blues - Alaska Beacon
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Amazon.com: Loycco Light Therapy Lamp, 10000 Lux Light Therapy Lamp for Who Lack Sunlight, Sun Light Therapy Lamp with Eye Protect Function Can Improve Mood : Health & Household
As Darker Days Set In, Light-Therapy Lamps Can Thaw Your Winter Blues - The New York Times