Ultraviolet B (UV-B) radiation, with a wavelength of 290-320 nm*, results in sunburns and wrinkles, while reducing immunity. One’s skin should be protected from UV-B light from 10:00 am to 4:00 pm. UV-B can cause redness, burn, immune suppression, thickening and darkening of the skin as well as skin cancer. Most sun blocks are effective […]
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