For a long time now I have realized that I am not able to remain active at all without natural light. As long as...

A reader asks: For a long time now I have realized that I am not able to remain active at all...

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...

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...

 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...

Do you have any suggestions for someone who has suffered with summer depression for years. …

A reader asks:  Do you have any suggestions for someone who has suffered with summer depression for years. Obviously the light...

Do you agree with the opinion that SAD should be treated simultaneously by light, regularly scheduled exercise and proper diet? …

A reader asks:  Do you agree with the opinion that SAD should be treated simultaneously by light, regularly scheduled exercise and...

 I have been treated for major depression and bipolar disorder for several years, with different medications, but with no significant relief! Recently, I purchased...

A reader asks:  I have been treated for major depression and bipolar disorder for several years, with different medications, but with...

What is sundowning, and what symptoms occur with this? Is light therapy something that should be considered? The individual is suffering from depression, irritablility...

A reader asks:  What is sundowning, and what symptoms occur with this? Is light therapy something that should be considered? The...

If I am using light therapy to combat depression, and doing so resets my clock earlier …

A reader asks:  In the answer to question #1498 you wrote, "This is the time interval during which you can most...

 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...

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