I used a light box for about 10 days, and ended up experiencing anxiety and irritability, even after cutting back on the time of...

A reader asks:  I used a light box for about 10 days, and ended up experiencing anxiety and irritability, even after...

Hello, I have been using a light box for just over three weeks now. Initially I simply used it when I naturally woke-the first...

A reader asks:  Hello, I have been using a light box for just over three weeks now. Initially I simply used...

I am wondering if you have ever come across patients whose sleep time and wake time are incredibly reliable, who don’t have a mood...

A reader asks:  Dr. Terman, I have read with great interest the summaries of your research, and some of your blog...

Do my eyes have to be looking directly at my light box to get maximum benefit? …

A reader asks:  Do my eyes have to be looking directly at my light box to get maximum benefit? I usually...

I would like to know if there is a difference between a UV blocked full-spectrum and a broad-spectrum light box.

A reader asks:  I would like to know if there is a difference between a UV blocked full-spectrum and a broad-spectrum...

I am considering using a light box to adjust my circadian rhythm, which is now severely delayed. …

A reader asks: I am considering using a light box to adjust my circadian rhythm, which is now severely delayed. I...

 Having been diagnosed with adult attention deficit disorder (ADD) and depression, I have been on medication for both but feel worse during the winter...

A reader asks:  Having been diagnosed with adult attention deficit disorder (ADD) and depression, I have been on medication for both...

Can prolonged use of a light box cause eye sensitivity and headaches? I used a light box for about two years and developed...

A reader asks:  Can prolonged use of a light box cause eye sensitivity and headaches? I used a light box for...

 What is your opinion about the safety and efficacy of green light boxes? …

A reader asks:  What is your opinion about the safety and efficacy of green light boxes? A manufacturer cites some research...

 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...

I want to help! ❤️