When skin cells are overwhelmed by UV damage, they die, triggering an immune response similar to wound healing. The redness, heat and pain of a sunburn, are signs of inflammation as immune cells rush ...

Summer and sunscreen go together. "The most important thing that I always want to emphasize in any of the research I'm doing ...

Here are some sunscreen application tips to help you avoid a sunburn this summer and what to know about the UV index.

There are four subcategories to UV light based on their wavelengths: UVA, UVB, UVC and vacuum-UV. UVA wavelengths are the longest and fall between 400 to 315 nanometers.

The electromagnetic spectrum, from Ultraviolet (left) to Infrared (right). UVA, B, and C rays lie just outside the visible range (approx. 400-700nm) with harmful UVC rays falling between 100-280nm.

In other words, many at-home UV-light devices claiming to kill SARS-CoV-2 likely aren't a safe bet. UV radiation can be classified into three types based on wavelength: UVA, UVB and UVC.

There are three types of UV light — UVA, UVB, and UVC. UVC light has the most energy of the three -- and it can be used to destroy the genetic material inside viruses and other microbes.

Understanding the differences in types of UV is crucial in light of recent news on its potential use in the COVID-19 pandemic. Despite the wide availability of UV lamps, the public should consult a ...

There are three types of UV light: UVA, UVB and UVC. The first makes up the majority of radiation that reaches the Earth, the second can cause sunburn and skin cancer, and the third destroys ...