Wednesday, August 21, 2019

My rhythm is going to bed at about 5 AM and getting up at 1:30 PM

A reader asks: My rhythm is going to bed at about 5 AM and getting up at 1:30 PM. I recently tried a light box...

I take a low dose birth control pill and have been advised to stay out of the sun to avoid brown marks (“mask of...

A reader asks: I take a low dose birth control pill and have been advised to stay out of the sun to avoid brown marks...

I am confused. A recent q&a item said that color temperature and spectral output matter. I understood your previous answers to suggest they did...

A reader asks: I am confused. A recent Ask the Experts answer said that color temperature and spectral output matter. I understood your previous answers...

In the interest of saving money, what about making a light box with a conventional housing for fluorescent tubes and a standard plastic screen?

A reader asks:  In the interest of saving money, what about making a light box with a conventional housing for fluorescent tubes and a standard...

In the question on “the mechanism of action of the agitation side effect,” one of your suggestions was to try light later in the...

A reader asks:  In the question on "the mechanism of action of the agitation side effect," one of your suggestions was to try light later...

What is the correct way to measure the distance from the box, which determines lux level? …

A reader asks:  What is the correct way to measure the distance from the box, which determines lux level? If it is at eye level,...

If I buy a small light box with less lux output, is it simple math to adjust my sessions — for example, half the...

A reader asks:  If I buy a small light box with less lux output, is it simple math to adjust my sessions -- for example,...

I have been using a light box for the past three days, and have experienced a headache that lasts all day and into the...

A reader asks:  I have been using a light box for the past three days, and have experienced a headache that lasts all day and...

 My daughter has been diagnosed with SAD and has purchased a light box which is helping her with waking and sleeping. She is 22...

A reader asks:  My daughter has been diagnosed with SAD and has purchased a light box which is helping her with waking and sleeping. She...

Is it OK to wear contact lenses while sitting in front of a light box?

A reader asks:  Is it OK to wear contact lenses while sitting in front of a light box? Answer: It is OK, as long as the lenses...

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