Ultraviolet light is a type of electromagnetic radiation that makes black-light posters glow, and is responsible for summer tans — and sunburns. However, too much exposure to UV radiation is damaging ...

We are faced with a global epidemic of myopia (short-sightedness) because we are deprived of deep violet light (360-400 nm). Myopia is projected to rise from 23 to 50 percent of the world’s population ...

UV light treatment is a specialised treatment that you have at a phototherapy unit in a hospital. In some rare cases you might have phototherapy at home. This information is about having treatment as ...

In a recent study published in the Journal of Photochemistry and Photobiology, a team of researchers analyzed the effect of ultraviolet (UV) and violet light of different wavelengths on the virulence ...