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HealthLinkBC Files
… What is ultraviolet radiation? Ultraviolet (UV) radiation comes mainly from the sun as part … of the electromagnetic (light) spectrum. UV rays have wavelengths shorter than visible … can help shield the eyes. What is the UV Index? The UV Index reports on the current …
Health topics
… But getting too much of the ultraviolet (UV) rays from sunlight or from indoor tanning … cloudy days is less, but the sun's damaging UV light can pass through clouds. Whether you … passes through the atmosphere. The UV index of the day, which shows the risk of …
