According to the world health organization, globally, 264 million people of all ages suffer from depression.
It is a severe multifactorial mental illness. Blue type light is one of the growing cause of depression in the modern world people. Bluish light contributes to both types of depressions: clinical depression and winter depression or seasonal affective disorder.
We know that bluish light is high energy visible light of the light spectrum. It’s wavelength ranges from 380-500 nm (nanometers). The primary source of bluish light is the sun, while other sources include LEDs, Computer screens, smartphones, and tablets.
Blue light wavelength ranges from 380-500nm(nanometers).