Living in upper New York State with low winter daylight, I wonder if flooding the house with overhead bright light to simulate overhead sunshine...

A reader asks: Living in upper New York State with low winter daylight, I wonder if flooding the house with overhead bright light...

My husband has been diagnosed with SAD. His doctor told us it is okay to purchase a light box for therapy. He has some...

A reader asks:  My husband has been diagnosed with SAD. His doctor told us it is okay to purchase a light...

I was just wondering what your studies have shown on the application and effectiveness of broad vs. full-spectrum light box sources for bright light...

A reader asks: I was just wondering what your studies have shown on the application and effectiveness of broad vs. full-...

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...

Are light visors effective in treating SAD? I have found one that emits 2500 lux. Is this light output strong enough to counteract SAD?

A reader asks: Are light visors effective in treating SAD? I have found one that emits 2500 lux. Is this light...

 I’ve noticed that light therapy boxes (LTB’s) have uses for SAD, but I have heard that they can be effective with insomnia.

A reader asks:  I've noticed that light therapy boxes (LTB's) have uses for SAD, but I have heard that they can...

How long should you be treated with an artificial sunlight bulb?

A reader asks: How long should you be treated with an artificial sunlight bulb?Answer: We do not recommend treatment with "bulbs" per...

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...

What is the likelihood that individuals with light sensitivity (photophobia) can also have SAD? …

A reader asks: What is the likelihood that individuals with light sensitivity (photophobia) can also have SAD? The fall/winter months have been consistently...

Light therapy so far seems helpful for my depression, but I’ve noticed that it makes me feel anxious and wound up. Should I adjust...

A reader asks: Light therapy so far seems helpful for my depression, but I've noticed that it makes me feel anxious...

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