I am thinking about using a home purifier with a negative ion generator…

A reader asks: I am thinking about using a home purifier with a negative ion generator. The purifier releases about 1 million ions...

We are a military family

A reader asks: We are a military family that moves every three years. However, we all suffer from Seasonal Affective Disorder...

I experience advanced sleep phase syndrome (ASPS) in addition to SAD. …

A reader asks: I experience advanced sleep phase syndrome (ASPS) in addition to SAD. My understanding of SAD is to treat...

I’d like to try a dawn simulator because I want to get up at 6 a.m. …

A reader asks:  I'd like to try a dawn simulator because I want to get up at 6 a.m., and the...

Can you tell me if sunbeds help in treatment of seasonal affective disorder?

A reader asks:  Can you tell me if sunbeds help in treatment of seasonal affective disorder?Answer: The provisional, but strong answer is...

I suffer from SAD and was wondering if UV light (from a sunbed) has any benefits?

A reader asks:  I suffer from SAD and was wondering if UV light (from a sunbed) has any benefits?Answer: As best we...

I experience advanced sleep phase syndrome (ASPS) in addition to SAD. My understanding of SAD is to treat it with morning light. My understanding...

A reader asks:  I experience advanced sleep phase syndrome (ASPS) in addition to SAD. My understanding of SAD is to treat...

Can light therapy alter endocrine hormone levels? There may be some evidence that TSH levels can be affected, but what about prolactin?

A reader asks:  Can light therapy alter endocrine hormone levels? There may be some evidence that TSH levels can be affected,...

Does the changing length of day and the time of natural sunrise/sunset affect the optimum-time calculation for light therapy?

A reader asks:  Does the changing length of day and the time of natural sunrise/sunset affect the optimum-time calculation for light...

Can children under the age of two suffer from SAD? I have a 20-month-old grandson, and since he has been about three months old,...

A reader asks: Can children under the age of two suffer from SAD? I have a 20-month-old grandson, and since he...

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