Do You Need To Wear More Sunscreen On Super Hot Days?
HuffPost
Dermatologists and a meteorologist reveal how the UV index works, including a handy shadow trick for determining how much risk you're at.
If you check the weather on your phone frequently, you’ve probably been seeing lots of orange and red bars on those daily temperature predictions. We don’t need to tell you that it’s hot out there. But does temperature affect how much sunscreen you need? And, if the UV index is also high, what does that mean for your skin?
Making sense of the UV index
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