Bright lighting can delay the development of dementia

According to Dutch scientists, the light therapy to slow the progression of dementia. Scientists have the study, which was attended by 189 people in nursing homes. The rooms of the participants were the lamp. Clock working from 9 to 06.00 clock Some of the participants were in addition to lighting is more melatonin - a hormone that is produced primarily in the night and influenced many important bodily functions. Bright lighting by scientists. Patients sleep better, mood and reduce aggressive behavior and thus influence the circadian rhythm ("internal clock") patients Since the circadian rhythm (jet lag), which regulates the daily cycle of biological processes, which. Difficulties in patient care dementia The study was published in the Journal of the American Medical Association. As a result of the study, the researchers found that the effect of melatonin and contributed little light to improve sleep, but depressed the mood of the participants of the experiment remained. At the same time, if the patient treated and melatonin and bright light came problems with mood. But the presence of bright light without melatonin slows the process of dementia by an average of 5% and reduced depressive symptoms by 19%, the researchers said.