Do You Really Need SPF 100 Sunscreen?
When it comes to exercising, there's strength in numbers, but that's not necessarily true about sunscreen. When comparing your bottle of SPF 50 to one that's labeled SPF 100, you might get the impression that your sunscreen is inadequate. Florida dermatologist and American Academy of Dermatology (AAD) spokesman James M. Spencer, MD, explained to Web MD "SPF is not a consumer-friendly number. It Read more




