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SPF vs UPF: Know the Difference Before Summer Heats Up
In a paper for the Skin Cancer Foundation, researchers Peter Gies and Alan McLennan point out that a UPF rating denotes how much ultraviolet light penetrates through a fabric. And unlike SPF ...
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Experts Say These UPF Hoodies, Hats, and Shorts Can Protect You From Sunburn
the single most important aspect of choosing the best UPF clothing is the manufacturer's UPF rating. Most of our picks below are at least UPF 30, while the best UPF clothing options in our roundup ...