Do light goggles or light therapy glasses work?

A reader asks: Do light goggles or light therapy glasses work? Answer: Head-mounted light therapy devices have been around for many years, the first by the same investigators who...

I work in rotating shifts: two days of 7 AM – 3 PM, then

A reader asks: I work in rotating shifts: two days of 7 AM - 3 PM, then two days of 3...

I get the impression from everything I have read that exposure to light at the time of waking

A reader asks: I get the impression from everything I have read that exposure to light at the time of waking...

My 24-year-old daughter had a kidney transplant three years ago

A reader asks: My 24-year-old daughter had a kidney transplant three years ago and will always be on anti-rejection meds. She...

 I have recently been diagnosed with SAD and am about to purchase a light box. Both Medicaid and Medicare have refused to contribute toward...

A reader asks:  I have recently been diagnosed with SAD and am about to purchase a light box. Both Medicaid and...

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...

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-...

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