"Every exposure to UV, especially every sunburn, increases our risk of skin cancer," says Prof Dorothy Bennett, from St ...

Most of us glance at the UV index, see a number, and think "okay, high, got it, maybe put on sunscreen." But there's actually ...

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What is missing in the standard advice about sun exposure is a sense of relative proportion. What is the most dangerous and ...

FAYETTEVILLE, Ark. (KNWA/KFTA) — Summer has officially begun, and the UV index is only getting higher. The UV index, or Ultraviolet Index, is a measure of the strength of ultraviolet (UV) radiation ...

Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. We get sunlight every ...

You've probably seen the UV index in the day's weather forecast, and you know it tells you when you need to cover up and wear sunscreen. But where does that number come from? We produce it at the ...

ROANOKE, Va. (WDBJ) - Summertime in the Blue Ridge means spending time with family, friends, and enjoying time outdoors. All this fun likely means more exposure to the sun. It’s easy to forget to ...

If you're hoping to get a tan (especially during the summer), you might want to know the best level of exposure to UV radiation to do so. However, it doesn't exist. "There is no good UV index for ...

Some people use the UV index to determine the best time to tan, believing that a higher index signals a better chance of tanning. However, this harmful trend misunderstands the UV index. The UV index ...