What is the impact of SAD on hormone levels, especially estrogens, prolactin, testosterone and luteinizing hormone? Is it possible that SAD reduces their levels?...

A reader asks: What is the impact of SAD on hormone levels, especially estrogens, prolactin, testosterone and luteinizing hormone? Is it...

My 12-year-old son was diagnosed with SAD when he was about eight. He has suffered since he was six, if not younger. I have...

A reader asks:  My 12-year-old son was diagnosed with SAD when he was about eight. He has suffered since he was...

I understand that only a small percentage of the population exhibits symptoms clinically significant enough to be diagnosed as being seasonal affective disorder (SAD)....

A reader asks: I understand that only a small percentage of the population exhibits symptoms clinically significant enough to be diagnosed...

I am a flight attendant, so my sleep patterns are erratic. My work schedules are also varied — sometimes working early mornings and other...

A reader asks: I am a flight attendant, so my sleep patterns are erratic. My work schedules are also varied --...

Does SAD typically get more severe over the years? Is it common to have anxiety with it?

A reader asks:  Does SAD typically get more severe over the years? Is it common to have anxiety with it?Answer: Many, but...

Is there any correlation between core body temperature and SAD? I have noticed that my body temperature drops markedly when experiencing depression during the...

A reader asks: Is there any correlation between core body temperature and SAD? I have noticed that my body temperature drops...

If a SAD person sleeps with the bedroom window covered to block night street lights, will their ability to wake in the morning be...

A reader asks:  If a SAD person sleeps with the bedroom window covered to block night street lights, will their ability...

If one is sensitive to some fluorescent light — for example, I get migraines — can light boxes be used to treat SAD?

A reader asks:  If one is sensitive to some fluorescent light -- for example, I get migraines -- can light boxes...

I’ve been using light therapy for SAD for about a month and have found it tremendously helpful for my mood. …

A reader asks:  I've been using light therapy for SAD for about a month and have found it tremendously helpful for...

I believe I have SAD as I know my body and mind respond favorably during summer months and I get depressed when we lose...

A reader asks:  I believe I have SAD as I know my body and mind respond favorably during summer months and...

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