President Donald Trump has questioned whether injecting people with disinfectants and exposing patients' bodies to UV light could help treat the coronavirus. The Reality Check team has been ...

In some people that are photosensitive, UV light from sunlight and indoor light sources can trigger a lupus flare. In addition to sunlight, ultraviolet rays are also given off by several different ...

Higher frequencies, which are those above the visible spectrum, make up ultraviolet (beyond violet) light. Having the most energetic frequencies, UV light can wrinkle your skin, give you sunburn ...

Highlighter pens contain chemicals that absorb visible light as well as ultraviolet (UV) light, which humans cannot see. The UV light “excites” the electrons in the ink’s molecules and ...

LOUISE: Ah, well sun cream doesn't actually stop light, it actively stops UVlight. FRANKIE: But doesn't UV light help the body get vitamin D? LOUISE: Yes, but too much can be harmful so.