Web5 de jul. de 2024 · Ultraviolet (UV) radiation is a form of non-ionizing radiation that is emitted by the sun and artificial sources, such as tanning beds. While it has some benefits for people, including the creation of Vitamin D, it also can cause health risks. Our natural source of UV radiation: The sun. Some artificial sources of UV radiation include: WebHowever, UVB rays can burn and damage your skin year-round, especially at high altitudes and on reflective surfaces such as snow or ice. Snow reflects up to 80 percent of the sun’s UV light, so the rays hit you twice, further increasing your risk …
The Electromagnetic Spectrum - HubbleSite.org
Web16 de out. de 2024 · UV radiation has been used to successfully treat a number of diseases, including rickets, psoriasis, eczema and jaundice. This therapeutic use cannot eliminate … Web7 de abr. de 2024 · Ultraviolet rays have a shorter wavelength when compared with visible light and so we are not able to see in our naked eyes. Ultraviolet rays were present in the wavelength range from around 10 nm to around 400 nm. It has a frequency ranging between 800 THz to 30 PHz. According to physics, UV radiation is divided into four regions -. graphic space
UV Radiation NCEH Environmental Health Features - CDC
Web1 de fev. de 2024 · UVC radiation is commonly used inside air ducts to disinfect the air. This is the safest way to employ UVC radiation because direct UVC exposure to human skin or eyes may cause injuries, and... Triggers vitamin D UV from the Sun is needed by our bodies to produce vitamin D. Vitamin D helps strengthen bones, muscles and the bodys immune system. It may also lower the risk of getting some kinds of cancers such as colon cancer. Helps some skin conditions UV is used in the treatment of skin conditions such … Ver mais The Earths atmosphere blocks most of the Suns UV radiation from penetrating through the atmosphere. The small amount that gets through has both positive and negative effects. Ver mais Helps some animals vision Some animals (including birds, bees and reptiles) are able to see into the near UV light to locate many ripe fruits, … Ver mais Useful for disinfection and sterilisation UV has positive applications in the fields of disinfection and sterilisation. UV can effectively kill (deactivate or destroy) microorganisms such as viruses and bacteria, for example, … Ver mais Aids some insects navigation Many insects use UV emissions from celestial objects as references for navigating in flight. This is why a light sometimes attracts flying insects … Ver mais Web12 de set. de 2024 · UVA rays can penetrate your skin more deeply and cause your skin cells to age prematurely. About 95 percent of the UV rays that reach the ground are UVA … chiropractor nerang