Workplace Lighting and Health

Cool white fluorescent lights cause eyestrain, headaches, fatigue and many other problems. Full spectrum lights give you a comfortable light a light that your eyes were designed for. Under full spectrum light you will have much better depth of field, see vivid colors, have little or no glare on your computer screen.

Research has been done on school children in classrooms with cool white lights and classrooms with full spectrum lights the teachers were aware of the study which took time lapse photos of the children at random intervals. The children in the cool white class demonstrated hyperactivity, fatigue, irritability and attention deficits. The children in the full spectrum classroom within 1 month, behavior and classroom performance as well as overall academic achievement improved markedly. Furthermore several learning disabled children with extreme hyperactivity problems, miraculously calmed down and seemed to overcome some of their learning and reading problems while in the classroom.

A study was done in Germany with cool white vs. full spectrum fluorescent lights and they checked for changes in the endocrine system, they found that the cool white individuals had stress like levels of ACTH and cortisol ( the stress hormones ) these changes did not happen under the full spectrum lights. Based on this research and that of others Germany banned cool white fluorescent lights in hospitals and medical facilities.

Sunlight striking the skin initiates a series of reactions in the body leading to the production of vitamin D a necessary ingredient for the absorption of calcium and other minerals from the diet.

Residents of nursing homes that can not get outside should have access to full spectrum lighting.

Dr. John Ott the father of time lapse photography did quite a bit of research on light and he found that every nutritional substance and medicine has a specific wavelength absorption if those wavelengths are missing in the artificial light then the nutritional or other benefits of the substance will not be utilized.

If you find yourself going from home to work and back home again, it might be time to do your body a favor and add some full spectrum lighting into the mix of lights in your home and office, your body will thank you.