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Center for Environmental Therapeutics
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CET

CET
320 POSTS 0 COMMENTS
Sleep Phase Delay

Should use of a proper light box raise my vitamin D...

Light Box

 I’ve been using light therapy for three to four weeks with...

Light Therapy

We are a military family

Light Therapy

I work in rotating shifts: two days of 7 AM –...

Light Therapy

I get the impression from everything I have read that exposure...

Light Therapy

What is Delayed Sleep Phase Syndrome (DSPS)?

Light Therapy

My 24-year-old daughter had a kidney transplant three years ago

Mood

Andrea’s Story: Up Close and Personal with an Ionizer

Negative Air Ions

Negative Air Ionization: Some Questions from Our Visitors

Negative Air Ions

Using the VI-3500 Negative Air Ionizer to Alleviate Depressed Mood

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Center for Environmental Therapeutics

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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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