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...
light boxes

Light boxes as a commodity: what next?

A message to everyone from the Center for Environmental TherapeuticsDepression poses a worldwide risk and burden for an estimated...

An Ideal Marriage: Basic and Clinical Research in Chronobiology

Researchers studying single-cell blue-green algae or zebra fish, fruit flies or hamsters, often write at the bottom of their grant applications that, “Understanding basic...

CET’s Basic Guide to Light Therapy

Many individuals with depression are unwilling or unable to take medication or have found it ineffective. Bright light therapy box is now established as...

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...

Afternoon light: the key for more restful sleep in older adults

Consolidated sleep is vital for both physical and mental well-being. Yet, our ability to maintain uninterrupted nighttime sleep decreases as we age. The sleep-wake pattern...

Seeking Treatment for Light Therapy, and Other Chronotherapy

CET does not recommend trying light therapy, or any other circadian rhythm treatment, without the supervision of a professional. Although side effects...

Bright Light Therapy for Perinatal Depression

Perinatal depression is a type of depression experienced around, during, or shortly after pregnancy. It can affect any woman during any pregnancy or phase...
sunny morning environmental therapeutics

How does light work?

Light is a powerful antidepressant and is also the most powerful known zeitgeber (time-setter) for the internal biological clocks of the body. Surprisingly,...

Bright Light Therapy and Sleep in Women Undergoing Chemotherapy for Breast Cancer

Annually, there are about 1.6 million new cases of cancer in the United States, of which breast cancer is the most common. Chemotherapy has...

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