This article is from the Alternative Medicine Therapies guide.
Although contemplating different colors, or being bathed in colored lights, may be quite relaxing, there have been few clinical studies of color therapy to either support or condemn its use.
When treating serious illnesses, such as AIDS, asthma, diabetes, or even cancer, practitioners of color therapy suggest using their treatment only as an adjunct to conventional medical treatment. It should never replace specific medications or procedures prescribed by your doctor.
Physicians familiar with full-spectrum light boxes have found it very effective in the treatment of SAD. Some studies have also shown that light boxes are helpful for stress-related ailments, mood disorders, and sleep problems. See also Light Therapy and the wikipedia entry.
 
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