Blue light is a component of the visible light spectrum with the shortest wavelength and highest energy. It makes up about one-third of all visible light. Natural sources of blue light include sunlight, while artificial sources include fluorescent lights, LED TVs, computer monitors, smartphones, and tablet screens.
While it has some benefits, such as boosting alertness, enhancing memory, brain function, and mood, regulating the body’s circadian rhythm, and playing a crucial role in the growth and development of children’s eyes and vision, excessive exposure can adversely affect your health and well-being.
This article discusses the effects of blue light and provides tips to control your exposure. It also offers guidance on protecting your eyes and skin and improving sleep.