Seasonal affective disorder (SAD): is depression, often accompanied by sleep disturbance, that begins or is exacerbated during the parts of the year with little sunlight.. A light box (sometimes ...
Ray tracing is one of the latest and most impressive graphical improvements video games have seen in the last few years. This system focuses on making light sources behave more realistically, which ...
Like an estimated 5 percent or so of Americans, I have seasonal affective disorder, better known by its all-too-appropriate acronym, SAD. Seasonal depression, which can entail lethargy and lower moods ...
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