光とメラトニン(<特集>健康のための光)

概要

論文の詳細を見る
Melatonin is considered to be an important hormone for sound sleep and circadian regulation. It had firstly been found to be suppressed by high intensity light (2500lx) about 30 years ago then recent studies suggested it could be suppressed by household indoor lighting as well. In this report, a lower color temperature fluorescent lighting (2300K) than general products is introduced based on recently discovered action spectrum. It was proved to have less impact on melatonin secretion than 3000K and 5000K under same illuminance condition. Considering wavelength constitution will be more important in next generation lighting represented by LED.
2009-03-01