Ultraviolet light has a long history as a disinfectant, and the SARS-CoV-2 virus, which causes COVID-19, is readily rendered harmless by UV light. The question is how best to harness UV light to fight ...

UV tattoos use a fluorescent dye, which means the tattoo only appears under UV light. There is little evidence on whether UV tattoo ink is safe for human skin. UV tattoos, also known as black light ...

Doctors use UV light therapy to treat various common skin conditions, such as psoriasis and eczema. They consider it effective and safe, although it may cause short- and long-term side effects, ...

Karl Linden advises various companies promoting the use of UV light for disinfection. He receives funding from federal agencies and industry to conduct research in his role as a professor at the ...

Karl Linden receives funding from The National Science Foundation for his UV research. He is affiliated with the International UV Association (IUVA). Ultraviolet light has a long history as a ...