Tuesday, October 15, 2019
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I am considering using a light box to adjust my circadian rhythm, which is now severely delayed. …

A reader asks: I am considering using a light box to adjust my circadian rhythm, which is now severely delayed. I live in an apartment...
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I am 34 years old and have a long history of difficulty sleeping. My doctor diagnosed me with delayed sleep phase disorder (DSPD). It...

A reader asks:  I am 34 years old and have a long history of difficulty sleeping. My doctor diagnosed me with delayed sleep phase disorder...
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Do most people respond to light therapy even at the “right time” for phase advances or delays? Does it need to be done at...

A reader asks:  Do most people respond to light therapy even at the "right time" for phase advances or delays? Does it need to be...
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Is it true that for society in general, people have a mind of their own by disrespecting or not taking account of their circadian...

A reader asks:  Is it true that for society in general, people have a mind of their own by disrespecting or not taking account of...
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Several of my siblings suffered with severe cases of infectious mononucleosis. They all experienced delayed sleep phase, but this symptom of mono seems to...

A reader asks:  Several of my siblings suffered with severe cases of infectious mononucleosis. They all experienced delayed sleep phase, but this symptom of mono...
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I have just been diagnosed with delayed sleep phase. My body clock tries to make me sleep from 2 a.m. until 10 a.m., but...

A reader asks:  I have just been diagnosed with delayed sleep phase. My body clock tries to make me sleep from 2 a.m. until 10...
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I am traveling to a time zone that is 12 hours ahead. I will be in that time zone for 12 days (traveling east...

A reader asks:  I am traveling to a time zone that is 12 hours ahead. I will be in that time zone for 12 days...
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What is delayed sleep phase disorder (DSPD)?

A reader asks:  What is delayed sleep phase disorder (DSPD)? Answer: DSPD is a circadian rhythm disorder in which the internal body clock is synchronized abnormally late...
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I have suffered from delayed sleep phase syndrome since I was a little girl. I am now 46 and suddenly too old to live...

A reader asks:  I have suffered from delayed sleep phase syndrome since I was a little girl. I am now 46 and suddenly too old...
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I suffer from delayed sleep phase syndrome (DSPS) and for years have been using a bright light and radio on a timer to wake...

A reader asks:  I suffer from delayed sleep phase syndrome (DSPS) and for years have been using a bright light and radio on a timer...

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