I used my light box at 8 a.m. during daylight savings time. Now that...

Light Box

The CET Store offers two different light boxes, one of which uses a color...

Light Box

What does spectrum mean when talking about light therapy? Is “sunlight” a type of...

Light Therapy

I take Neurontin for chemical sensitivity. Do I need to adjust my light therapy...

Light Therapy

How does one choose whether to use light therapy, negative air ionization or dawn...

Negative Air Ions

 You suggest on your site that a light source should “provide 10,000 lux at...

Light Box

 I use my light box for about 30 minutes each morning. However, I’ve been...

Light Box

In all of the books I have read regarding SAD, they show a dawn...

Light Box

My ideal timing for light therapy, according to your Automated Morningness-Eveningness Questionnaire, is 6:45...

Light Therapy

What happens if you do light therapy too early? I have one day a...

Light Therapy
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