About five days ago, I increased the amount of time in front of my light box from 30 to 45 minutes, to try to...

A reader asks: About five days ago, I increased the amount of time in front of my light box from 30...

Do you have any info on the small, hand-held lighting devices that have recently been marketed? How do they compare with the 10,000 lux...

A reader asks: Do you have any info on the small, hand-held lighting devices that have recently been marketed? How do...

Will longer exposure to a dimmer light box (say, 7500 lux) accomplish the same effect as 30 minutes at 10,000 lux?

A reader asks: Will longer exposure to a dimmer light box (say, 7500 lux) accomplish the same effect as 30 minutes...

If someone else is in the room while I am having my light therapy, will it throw off their system?

A reader asks: If someone else is in the room while I am having my light therapy, will it throw off...

What does happen if you use light too early? Once in a while? Regularly?

A reader asks: What happens if you use light too early? Once in a while? Regularly?Answer: Light Exposure & Circadian Clock Resetting A...

What happens if you do light therapy too early? I have one day a week when I have to leave for work before my...

A reader asks: What happens if you do light therapy too early? I have one day a week when I have...

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

A reader asks: I take Neurontin for chemical sensitivity. Do I need to adjust my light therapy use?Answer: Neurontin (gabapentin) is an...

I am getting fairly good results with a light box, but because of complicating factors, not as good as I would like. I am...

A reader asks: I am getting fairly good results with a light box, but because of complicating factors, not as good...

Does the effect of light therapy drop off after a while? I got great results (using all the wrong equipment and angles, not knowing...

A reader asks: Does the effect of light therapy drop off after a while? I got great results (using all the...

When you say “optimal timing” of light therapy, what do you mean? What makes the timing “optimal”?

A reader asks:  When you say "optimal timing" of light therapy, what do you mean? What makes the timing "optimal"?Answer: The timing...

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