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Ó 2009, Dr. R.W. Lam


Last revised Sep/2009


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Welcome to the UBC Hospital Mood Disorders Centre


Seasonal Affective Disorder (SAD) Information Page




Seasonal affective disorder (SAD) is also called Winter Depression,
as in this haiku (by Dr. Lam):

Dark and Cold and Sad

Bleak till the promise of Spring

Winter depression.



                                  Just Published!
                                  A new book by Drs. Lam and Tam






Watch Dr. Lam’s Public Lectures on YouTube!
      new Part 1 – SAD ….. new Part 2 – Light Therapy

Frequently Asked Questions about SAD and Light Therapy

Instructions for using a light box

How to get a light device

Insurance reimbursement for light devices

Downloadable pdf files 

new LED devices for light therapy

new What research studies are we doing?

sltbr SLTBR Public Info page link

Light therapy for nonseasonal depression, link to Dr. Kripke’s eBook.


new A Clinician’s Guide to Using Light Therapy – a new treatment manual
        published in 2009.

new  Clinicians’ Resource Package – Updated! Get most of the materials
       available on our site in one free download.

new Article from Annals of Clinical Psychiatry: Update for SAD (2007)
pdf file

new Article from CNS Spectrums: Long Term Treatment of SAD (2007)
pdf file

Light therapy vs. antidepressants scientific article (2006) – pdf file
A Canadian study finds that light therapy is as effective as
         fluoxetine (Prozac) for treating SAD, but with fewer side effects.

Update on the Biology of SAD scientific article (2005) – pdf file

Pathophysiology of SAD scientific article (2000) – pdf file

Clinical Guidelines for the Treatment of SAD (1999) – pdf file

sltbr Society for Light Treatment and Biological Rhythms – link


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