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 sun isn't up yet...

I go to bed at 10 PM and wake up at 9 AM every day, and I have to take a nap…

A reader asks: I go to bed at 10 PM and wake up at 9 AM every day, and I have to take a nap...

Is there a rule of thumb for deciding whether to use the light box at a later time than recommended?

A reader asks: Q: Is there a rule of thumb for deciding whether to use the light box at a later time than recommended? I...

I have suffered from mild to moderate Seasonal Affective Disorder (SAD) for years…

A reader asks: I have suffered from mild to moderate Seasonal Affective Disorder (SAD)  for years. It usually begins in late November. In the last...

I use a light box on my desk at work all day…

A reader asks: Q: I use a light box on my desk at work all day during the fall and winter months. Should I limit...

 I just did the Morningness-Eveningness assessment questionnaire…

A reader asks:  I just did the Morningness-Eveningness assessment questionnaire, and it clearly shows that I am an evening person. That’s a finding with which...

I go to bed at 10 PM and wake up at 9 AM every day, and I have to take a nap…

A reader asks: I go to bed at 10 PM and wake up at 9 AM every day, and I have to take a nap...

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 per cubic...

Why do I wake up at 4:30 every morning no matter what time I go to bed?

A reader asks: Why do I wake up at 4:30 every morning no matter what time I go to bed? Answer: We can make an intelligent guess....

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 (SAD). What states would...