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Center for Environmental Therapeutics
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Somehow, I feel like it is always winter. I have never been able to...

Miscellaneous

If a SAD person sleeps with the bedroom window covered to block night street...

Seasonal Affective Disorder

I have a problem with chronic insomnia. I tire later and later each night,...

Ask Our Experts

If one is sensitive to some fluorescent light — for example, I get migraines...

Seasonal Affective Disorder

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

Seasonal Affective Disorder

Why do I always wake up at 4 a.m. no matter when I have...

Sleep

I’m interested in trying negative air ionization therapy while I sleep, for depression which...

Negative Air Ions

Is there any correlation between core body temperature and SAD? I have noticed that...

Seasonal Affective Disorder

How can I determine the optimal number of hours of sleep for me? I...

Sleep

I purchased a negative air ion generator from the CET store almost two years...

Negative Air Ions
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Center for Environmental Therapeutics

Contact us at info@cet.org

Founded in 1994, CET is an independent, non-profit professional organization dedicated to education and research on new environmental therapies.

We offer a variety of services, including background information, self-assessment questionnaires, and environmental therapy products.

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