bright light therapy


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The use of the visible range of the electromagnetic spectrum as a therapeutic modality. Light acts on the hypothalamus and releases neurotransmitters and factors after receiving neural impulses from the retina. Bright light therapy is the therapy of choice for SAD; modalities of light therapy include the use of full spectrum light—e.g., sunlight—bright light—10,000 lux—UV light, colored light, hemoirradiation

bright light therapy

Light therapy, phototherapy The use of the visible range of the electromagnetic spectrum as a therapeutic modality; light acts on the hypothalamus and releases neurotransmitters and factors after receiving neural impulses from retina; BLT is the therapy of choice for SAD; modalities of LT include the use of full spectrum light–eg sunlight, bright light–10,000 lux, UV light, colored light, hemoirradiation. See Heliotherapy, Seasonal affective disorder, Spring fever.

bright light therapy

Treatment of sleep and/or mood disorders by exposure to bright fluorescent lights (typically 10,000 lux) for at least 2 hours a day. Bright light therapy has been used as an alternative to drug therapy for seasonal affective disorder and insomnia (e.g., in shift workers).
References in periodicals archive ?
Bright light therapy is fairly safe, and some evidence exists supporting its use in the treatment of nonseasonal MDD; however, the data for its use in this area are limited.
Which of the following variables need(s) to be considered when planning bright light therapy in practice?
Improving the rhythmicity of sleep and wake periods through the use of bright light therapy may make it possible for caretakers to delay or avoid placing a loved one in a nursing home.
5 mg of melatonin with bright light therapy (30-minutes a day; five days/week at 10,000 lux) or to a placebo group.
Bright light therapy in focus: Lamp emission spectra and ocular safety.
The bright light therapy slowed down the progression of cognitive decline by 5%.
First, there is currently little evidence that bright light therapy is effective for reducing aggression.
The clinical data are still limited, but they indicate similar efficacy to post-awakening bright light therapy, A critical feature of this technology is the presentation of diffuse light across the entire area around the pillows.
The exposure to bright light therapy reverses the process, with the additional benefit of being drug-free.
Full-spectrum lighting continues to grow in importance, and Verilux, a specialist in natural lighting lamps that simulate the full spectrum of natural light, is showing its Sunshine in a Box neodymium incandescent light bulbs, reflector floods, energy-efficient compact fluorescents, Instant Sun full-spectrum fluorescent tubes, HappyLite Sunshine Simulator bright light therapy systems and HappyEyes lamps.
Better than sleeping pills, drugs that usually worsen the condition, bright light therapy has entered the armory of devices that can fight the problems caused by upsetting the body's timing.
In the third study, daily exercise and bright light therapy (BLT) are used for physical, cognitive, and mood stimulation.