護膚的重要元素 (2)-防曬

除了避免紫外光及吸煙外,其實,從科學研究角度來看,防止或減慢皮膚老化的三個最重要的是防曬保濕抗氧化

防曬是每日最重要及必須用的護膚品,最好是從小養成這個習慣.

uva_uvb.jpg紫外線分紫外線A(UVA)及紫外線B(UVB),就算陰天的日子,紫外線也能穿透雲層, UVA更能穿過玻璃窗,地面、水面及雪地也能反射紫外線.所以無論在晴天、陰天、室外活動、戴帽或用傘子的情况下,也應該塗防曬膏.

One Response to “護膚的重要元素 (2)-防曬”

  1. in8910 Says:

    What is PA+, PA++, PA+++, and what is the difference between SPF. Thanks Ivy


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