Welcome to CET’s fact-filled website!

Here are the three main categories of the CET team’s work. Feel free to explore our topics.

Light Therapy

Light Therapy: Its Discovery and Applications

First, it is one of the rare treatments that developed directly out of basic research in neurobiology: a nice story of intellectual preparedness and bench-to- bedside crosstalk.

CET’s Basic Guide to Light Therapy

Bright light therapy box is now established as a treatment for both seasonal (fall-winter) depression, as well as several forms of non-seasonal depression or sad, including bipolar depression.

How Does Light Therapy Work?

Light suppresses the production of melatonin, and light causes a shift in the sleep/wake cycle. Are these two separate processes? If so, which process makes light therapy work?

Light Therapy Lamps

Improve your sleep and mood state with our recommended products

How to Select a Light Box

In the best of all possible worlds, every light box on the market should have undergone clinical trials to show its efficacy, and should provide customers…

Advertising and writing about light therapy in the media: why are the eyes nearly always closed?

In five minutes of web-browsing for a light therapy lamp, a motif repeats itself — beautiful models (nearly always women) with closed eyes, swooning in ecstasy.

Light boxes as a commodity: what next?

Depression poses a worldwide risk and burden for an estimated 264 million people and their families — “the single largest contributor to global disability.”

Can ionized air support the way you feel?

Explore what research says about ionized air, mood, alertness, and indoor environments. Learn how air quality and environmental conditions may influence daily well-being, energy, and comfort.

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